102121120000108 has 36 divisors (see below), whose sum is σ = 196436689261456. Its totient is φ = 46418400468000.

The previous prime is 102121120000103. The next prime is 102121120000117. The reversal of 102121120000108 is 801000021121201.

It is not an unprimeable number, because it can be changed into a prime (102121120000103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89474833 + ... + 90608983.

Almost surely, 2^{102121120000108} is an apocalyptic number.

It is an amenable number.

102121120000108 is a deficient number, since it is larger than the sum of its proper divisors (94315569261348).

102121120000108 is a wasteful number, since it uses less digits than its factorization.

102121120000108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320214 (or 1320201 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 102121120000108 its reverse (801000021121201), we get a palindrome (903121141121309).

The spelling of 102121120000108 in words is "one hundred two trillion, one hundred twenty-one billion, one hundred twenty million, one hundred eight", and thus it is an aban number.