10012421320 has 64 divisors (see below), whose sum is σ = 26021606400. Its totient is φ = 3426708480.

The previous prime is 10012421311. The next prime is 10012421339. The reversal of 10012421320 is 2312421001.

It is a junction number, because it is equal to n+sod(n) for n = 10012421294 and 10012421303.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 661800 + ... + 676759.

It is an arithmetic number, because the mean of its divisors is an integer number (406587600).

Almost surely, 2^10012421320 is an apocalyptic number.

10012421320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10012421320 is an abundant number, since it is smaller than the sum of its proper divisors (16009185080).

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

10012421320 is a wasteful number, since it uses less digits than its factorization.

10012421320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338598 (or 1338594 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10012421320 its reverse (2312421001), we get a palindrome (12324842321).

The spelling of 10012421320 in words is "ten billion, twelve million, four hundred twenty-one thousand, three hundred twenty".