10402120104 has 16 divisors (see below), whose sum is σ = 26005300320. Its totient is φ = 3467373360.

The previous prime is 10402120051. The next prime is 10402120109. The reversal of 10402120104 is 40102120401.

It is not an unprimeable number, because it can be changed into a prime (10402120109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216710812 + ... + 216710859.

It is an arithmetic number, because the mean of its divisors is an integer number (1625331270).

Almost surely, 2^10402120104 is an apocalyptic number.

It is an amenable number.

10402120104 is an abundant number, since it is smaller than the sum of its proper divisors (15603180216).

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

10402120104 is a wasteful number, since it uses less digits than its factorization.

10402120104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433421680 (or 433421676 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10402120104 its reverse (40102120401), we get a palindrome (50504240505).

The spelling of 10402120104 in words is "ten billion, four hundred two million, one hundred twenty thousand, one hundred four".