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10210222212020 = 2251738912935811
BaseRepresentation
bin1001010010010100000010…
…1010110000001110110100
31100011002100221102010000222
42110211000222300032310
52314241013341241040
633414302240353512
72102443552561565
oct224450052601664
940132327363028
1010210222212020
113287149293426
12118a986915898
13590a871c835c
1427426aa9816c
1512a8d0a1abb5
hex94940ab03b4

10210222212020 has 24 divisors (see below), whose sum is σ = 21441597252768. Its totient is φ = 4084064007200.

The previous prime is 10210222212011. The next prime is 10210222212109. The reversal of 10210222212020 is 2021222201201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10210222212020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2009915 + ... + 4945725.

It is an arithmetic number, because the mean of its divisors is an integer number (893399885532).

Almost surely, 210210222212020 is an apocalyptic number.

10210222212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10210222212020 is an abundant number, since it is smaller than the sum of its proper divisors (11231375040748).

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

10210222212020 is a wasteful number, since it uses less digits than its factorization.

10210222212020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3109711 (or 3109709 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10210222212020 its reverse (2021222201201), we get a palindrome (12231444413221).

The spelling of 10210222212020 in words is "ten trillion, two hundred ten billion, two hundred twenty-two million, two hundred twelve thousand, twenty".

Divisors: 1 2 4 5 10 20 173891 347782 695564 869455 1738910 2935811 3477820 5871622 11743244 14679055 29358110 58716220 510511110601 1021022221202 2042044442404 2552555553005 5105111106010 10210222212020