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202222002012 = 223671025924517
BaseRepresentation
bin1011110001010101011…
…1101101111101011100
3201022222012101002020020
42330111113231331130
511303122313031022
6232522143152140
720416151440662
oct2742527557534
9638865332206
10202222002012
11788420591a8
12332378a5650
13160b9785274
149b05248c32
1553d858a35c
hex2f155edf5c

202222002012 has 48 divisors (see below), whose sum is σ = 478960110720. Its totient is φ = 66392073792.

The previous prime is 202222002001. The next prime is 202222002013. The reversal of 202222002012 is 210200222202.

It is a junction number, because it is equal to n+sod(n) for n = 202222001982 and 202222002000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202222002013) 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, 8235978 + ... + 8260494.

It is an arithmetic number, because the mean of its divisors is an integer number (9978335640).

Almost surely, 2202222002012 is an apocalyptic number.

It is an amenable number.

202222002012 is an abundant number, since it is smaller than the sum of its proper divisors (276738108708).

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

202222002012 is a wasteful number, since it uses less digits than its factorization.

202222002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34850 (or 34848 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 202222002012 its reverse (210200222202), we get a palindrome (412422224214).

The spelling of 202222002012 in words is "two hundred two billion, two hundred twenty-two million, two thousand, twelve".

Divisors: 1 2 3 4 6 12 67 134 201 268 402 804 10259 20518 24517 30777 41036 49034 61554 73551 98068 123108 147102 294204 687353 1374706 1642639 2062059 2749412 3285278 4124118 4927917 6570556 8248236 9855834 19711668 251519903 503039806 754559709 1006079612 1509119418 3018238836 16851833501 33703667002 50555500503 67407334004 101111001006 202222002012