202101002112122 has 32 divisors (see below), whose sum is σ = 313670466555264. Its totient is φ = 97594455168000.

The previous prime is 202101002112109. The next prime is 202101002112131. The reversal of 202101002112122 is 221211200101202.

It is a super-2 number, since 2×202101002112122² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202101002112122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19883018 + ... + 28276074.

It is an arithmetic number, because the mean of its divisors is an integer number (9802202079852).

Almost surely, 2^{202101002112122} is an apocalyptic number.

202101002112122 is a deficient number, since it is larger than the sum of its proper divisors (111569464443142).

202101002112122 is a wasteful number, since it uses less digits than its factorization.

202101002112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8396054.

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

Adding to 202101002112122 its reverse (221211200101202), we get a palindrome (423312202213324).

The spelling of 202101002112122 in words is "two hundred two trillion, one hundred one billion, two million, one hundred twelve thousand, one hundred twenty-two".