10022121010 has 64 divisors (see below), whose sum is σ = 20987890560. Its totient is φ = 3405265920.

The previous prime is 10022120987. The next prime is 10022121029. The reversal of 10022121010 is 1012122001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240652 + ... + 279208.

It is an arithmetic number, because the mean of its divisors is an integer number (327935790).

Almost surely, 2^10022121010 is an apocalyptic number.

10022121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10022121010 is an abundant number, since it is smaller than the sum of its proper divisors (10965769550).

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

10022121010 is a wasteful number, since it uses less digits than its factorization.

10022121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38731.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10022121010 its reverse (1012122001), we get a palindrome (11034243011).

Subtracting from 10022121010 its reverse (1012122001), we obtain a palindrome (9009999009).

The spelling of 10022121010 in words is "ten billion, twenty-two million, one hundred twenty-one thousand, ten".