20211022112000 has 72 divisors (see below), whose sum is σ = 50348182538472. Its totient is φ = 8084408832000.

The previous prime is 20211022111979. The next prime is 20211022112011. The reversal of 20211022112000 is 21122011202.

It can be written as a sum of positive squares in 4 ways, for example, as 2097213726976 + 18113808385024 = 1448176^2 + 4256032^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315765221 + ... + 315829220.

Almost surely, 2^{20211022112000} is an apocalyptic number.

20211022112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20211022112000 is an abundant number, since it is smaller than the sum of its proper divisors (30137160426472).

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

20211022112000 is an frugal number, since it uses more digits than its factorization.

20211022112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631594472 (or 631594448 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20211022112000 its reverse (21122011202), we get a palindrome (20232144123202).

The spelling of 20211022112000 in words is "twenty trillion, two hundred eleven billion, twenty-two million, one hundred twelve thousand".