121013120102 has 64 divisors (see below), whose sum is σ = 212414828544. Its totient is φ = 50638348800.

The previous prime is 121013120027. The next prime is 121013120141. The reversal of 121013120102 is 201021310121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 62025227 + ... + 62027177.

It is an arithmetic number, because the mean of its divisors is an integer number (3318981696).

Almost surely, 2^121013120102 is an apocalyptic number.

121013120102 is a deficient number, since it is larger than the sum of its proper divisors (91401708442).

121013120102 is a wasteful number, since it uses less digits than its factorization.

121013120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 121013120102 its reverse (201021310121), we get a palindrome (322034430223).

The spelling of 121013120102 in words is "one hundred twenty-one billion, thirteen million, one hundred twenty thousand, one hundred two".