10402111320 has 32 divisors (see below), whose sum is σ = 31206334320. Its totient is φ = 2773896320.

The previous prime is 10402111319. The next prime is 10402111327. The reversal of 10402111320 is 2311120401.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10402111320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10402111327) 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, 43342011 + ... + 43342250.

Almost surely, 2^10402111320 is an apocalyptic number.

10402111320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10402111320 is an abundant number, since it is smaller than the sum of its proper divisors (20804223000).

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

10402111320 is a wasteful number, since it uses less digits than its factorization.

10402111320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86684275 (or 86684271 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10402111320 its reverse (2311120401), we get a palindrome (12713231721).

The spelling of 10402111320 in words is "ten billion, four hundred two million, one hundred eleven thousand, three hundred twenty".