201202102100928 has 56 divisors (see below), whose sum is σ = 542391515832528. Its totient is φ = 65801945337856.

The previous prime is 201202102100917. The next prime is 201202102100929. The reversal of 201202102100928 is 829001201202102.

It is a super-2 number, since 2×201202102100928² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201202102100895 and 201202102100904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201202102100929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9886099401 + ... + 9886119752.

Almost surely, 2^{201202102100928} is an apocalyptic number.

It is an amenable number.

201202102100928 is an abundant number, since it is smaller than the sum of its proper divisors (341189413731600).

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

201202102100928 is a wasteful number, since it uses less digits than its factorization.

201202102100928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19772219221 (or 19772219211 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 201202102100928 in words is "two hundred one trillion, two hundred two billion, one hundred two million, one hundred thousand, nine hundred twenty-eight".