102402342112120 has 32 divisors (see below), whose sum is σ = 230559593577120. Its totient is φ = 40933501498240.

The previous prime is 102402342112097. The next prime is 102402342112121. The reversal of 102402342112120 is 21211243204201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102402342112121) 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, 857294116 + ... + 857413555.

It is an arithmetic number, because the mean of its divisors is an integer number (7204987299285).

Almost surely, 2^{102402342112120} is an apocalyptic number.

102402342112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102402342112120 is an abundant number, since it is smaller than the sum of its proper divisors (128157251465000).

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

102402342112120 is a wasteful number, since it uses less digits than its factorization.

102402342112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714709175 (or 1714709171 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 102402342112120 its reverse (21211243204201), we get a palindrome (123613585316321).

The spelling of 102402342112120 in words is "one hundred two trillion, four hundred two billion, three hundred forty-two million, one hundred twelve thousand, one hundred twenty".