10000012022120 has 64 divisors (see below), whose sum is σ = 22513716363600. Its totient is φ = 3997571880960.

The previous prime is 10000012022111. The next prime is 10000012022137. The reversal of 10000012022120 is 2122021000001.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 3108641501956 + 6891370520164 = 1763134^2 + 2625142^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 918353636 + ... + 918364524.

Almost surely, 2^{10000012022120} is an apocalyptic number.

10000012022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10000012022120 is an abundant number, since it is smaller than the sum of its proper divisors (12513704341480).

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

10000012022120 is a wasteful number, since it uses less digits than its factorization.

10000012022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22758 (or 22754 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10000012022120 its reverse (2122021000001), we get a palindrome (12122033022121).

The spelling of 10000012022120 in words is "ten trillion, twelve million, twenty-two thousand, one hundred twenty".