102656207121 has 8 divisors (see below), whose sum is σ = 147403784640. Its totient is φ = 63173050512.

The previous prime is 102656207077. The next prime is 102656207131. The reversal of 102656207121 is 121702656201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102656207121 - 2¹⁵ = 102656174353 is a prime.

It is a super-2 number, since 2×102656207121² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102656207131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1316105181 + ... + 1316105258.

It is an arithmetic number, because the mean of its divisors is an integer number (18425473080).

Almost surely, 2^102656207121 is an apocalyptic number.

It is an amenable number.

102656207121 is a deficient number, since it is larger than the sum of its proper divisors (44747577519).

102656207121 is a wasteful number, since it uses less digits than its factorization.

102656207121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2632210455.

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 102656207121 in words is "one hundred two billion, six hundred fifty-six million, two hundred seven thousand, one hundred twenty-one".