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10201020222012 = 2233144361900897
BaseRepresentation
bin1001010001110001110000…
…1011111100101000111100
31100010012121122020120211020
42110130130023330220330
52314113142134101022
633410141202024140
72101666535134434
oct224343413745074
940105548216736
1010201020222012
113283256a80104
121189039048050
1358cc4b945059
14273a369032c4
1512a542c4035c
hex9471c2fca3c

10201020222012 has 48 divisors (see below), whose sum is σ = 24625662845952. Its totient is φ = 3283223523840.

The previous prime is 10201020221999. The next prime is 10201020222013. The reversal of 10201020222012 is 21022202010201.

10201020222012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10201020221982 and 10201020222000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201020222013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30785653 + ... + 31115244.

It is an arithmetic number, because the mean of its divisors is an integer number (513034642624).

Almost surely, 210201020222012 is an apocalyptic number.

10201020222012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10201020222012 is an abundant number, since it is smaller than the sum of its proper divisors (14424642623940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10201020222012 is a wasteful number, since it uses less digits than its factorization.

10201020222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61901378 (or 61901376 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10201020222012 its reverse (21022202010201), we get a palindrome (31223222232213).

The spelling of 10201020222012 in words is "ten trillion, two hundred one billion, twenty million, two hundred twenty-two thousand, twelve".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 443 886 1329 1772 2658 5316 13733 27466 41199 54932 82398 164796 61900897 123801794 185702691 247603588 371405382 742810764 1918927807 3837855614 5756783421 7675711228 11513566842 23027133684 27422097371 54844194742 82266292113 109688389484 164532584226 329065168452 850085018501 1700170037002 2550255055503 3400340074004 5100510111006 10201020222012