10012022120 has 16 divisors (see below), whose sum is σ = 22527049860. Its totient is φ = 4004808832.

The previous prime is 10012022117. The next prime is 10012022191. The reversal of 10012022120 is 2122021001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9599688484 + 412333636 = 97978^2 + 20306^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125150237 + ... + 125150316.

Almost surely, 2^10012022120 is an apocalyptic number.

10012022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10012022120 is an abundant number, since it is smaller than the sum of its proper divisors (12515027740).

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

10012022120 is a wasteful number, since it uses less digits than its factorization.

10012022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250300564 (or 250300560 counting only the distinct ones).

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

Adding to 10012022120 its reverse (2122021001), we get a palindrome (12134043121).

The spelling of 10012022120 in words is "ten billion, twelve million, twenty-two thousand, one hundred twenty".