202012010210122 has 64 divisors (see below), whose sum is σ = 349619819028480. Its totient is φ = 85750551936000.

The previous prime is 202012010210041. The next prime is 202012010210141. The reversal of 202012010210122 is 221012010210202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202012010210096 and 202012010210105.

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, 5495262222 + ... + 5495298982.

It is an arithmetic number, because the mean of its divisors is an integer number (5462809672320).

Almost surely, 2^{202012010210122} is an apocalyptic number.

202012010210122 is a deficient number, since it is larger than the sum of its proper divisors (147607808818358).

202012010210122 is a wasteful number, since it uses less digits than its factorization.

202012010210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42007.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202012010210122 its reverse (221012010210202), we get a palindrome (423024020420324).

The spelling of 202012010210122 in words is "two hundred two trillion, twelve billion, ten million, two hundred ten thousand, one hundred twenty-two".