10010022121 has 16 divisors (see below), whose sum is σ = 11227781376. Its totient is φ = 8845200000.

The previous prime is 10010022089. The next prime is 10010022131. The reversal of 10010022121 is 12122001001.

It is a cyclic number.

It is not a de Polignac number, because 10010022121 - 2⁵ = 10010022089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10010022098 and 10010022107.

It is not an unprimeable number, because it can be changed into a prime (10010022131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81271 + ... + 163171.

It is an arithmetic number, because the mean of its divisors is an integer number (701736336).

Almost surely, 2^10010022121 is an apocalyptic number.

10010022121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10010022121 is a deficient number, since it is larger than the sum of its proper divisors (1217759255).

10010022121 is a wasteful number, since it uses less digits than its factorization.

10010022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82224.

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

Adding to 10010022121 its reverse (12122001001), we get a palindrome (22132023122).

It can be divided in two parts, 100100 and 22121, that added together give a palindrome (122221).

The spelling of 10010022121 in words is "ten billion, ten million, twenty-two thousand, one hundred twenty-one".