21000112022202 has 16 divisors (see below), whose sum is σ = 42001778148672. Its totient is φ = 6999778323360.

The previous prime is 21000112022173. The next prime is 21000112022269. The reversal of 21000112022202 is 20222021100012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64578643 + ... + 64903014.

It is an arithmetic number, because the mean of its divisors is an integer number (2625111134292).

Almost surely, 2^{21000112022202} is an apocalyptic number.

21000112022202 is an abundant number, since it is smaller than the sum of its proper divisors (21001666126470).

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

21000112022202 is a wasteful number, since it uses less digits than its factorization.

21000112022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129508693.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 21000112022202 its reverse (20222021100012), we get a palindrome (41222133122214).

The spelling of 21000112022202 in words is "twenty-one trillion, one hundred twelve million, twenty-two thousand, two hundred two".