10202121210122 has 64 divisors (see below), whose sum is σ = 16612035641856. Its totient is φ = 4680722242560.

The previous prime is 10202121210097. The next prime is 10202121210133. The reversal of 10202121210122 is 22101212120201.

10202121210122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 10202121210122.

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, 808979597 + ... + 808992207.

It is an arithmetic number, because the mean of its divisors is an integer number (259563056904).

Almost surely, 2^{10202121210122} is an apocalyptic number.

10202121210122 is a deficient number, since it is larger than the sum of its proper divisors (6409914431734).

10202121210122 is a wasteful number, since it uses less digits than its factorization.

10202121210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14591.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10202121210122 its reverse (22101212120201), we get a palindrome (32303333330323).

The spelling of 10202121210122 in words is "ten trillion, two hundred two billion, one hundred twenty-one million, two hundred ten thousand, one hundred twenty-two".