121120102110102 has 32 divisors (see below), whose sum is σ = 248788675739904. Its totient is φ = 39281968072800.

The previous prime is 121120102110053. The next prime is 121120102110113. The reversal of 121120102110102 is 201011201021121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 39266727 + ... + 42238797.

It is an arithmetic number, because the mean of its divisors is an integer number (7774646116872).

Almost surely, 2^{121120102110102} is an apocalyptic number.

121120102110102 is an abundant number, since it is smaller than the sum of its proper divisors (127668573629802).

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

121120102110102 is a wasteful number, since it uses less digits than its factorization.

121120102110102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3155684.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 121120102110102 its reverse (201011201021121), we get a palindrome (322131303131223).

The spelling of 121120102110102 in words is "one hundred twenty-one trillion, one hundred twenty billion, one hundred two million, one hundred ten thousand, one hundred two".