20212112022022 has 16 divisors (see below), whose sum is σ = 30384144502272. Its totient is φ = 10084064565960.

The previous prime is 20212112021999. The next prime is 20212112022107. The reversal of 20212112022022 is 22022021121202.

It is a super-2 number, since 2×20212112022022² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 73044613 + ... + 73320799.

It is an arithmetic number, because the mean of its divisors is an integer number (1899009031392).

Almost surely, 2^{20212112022022} is an apocalyptic number.

20212112022022 is a deficient number, since it is larger than the sum of its proper divisors (10172032480250).

20212112022022 is a wasteful number, since it uses less digits than its factorization.

20212112022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355683.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20212112022022 its reverse (22022021121202), we get a palindrome (42234133143224).

The spelling of 20212112022022 in words is "twenty trillion, two hundred twelve billion, one hundred twelve million, twenty-two thousand, twenty-two".