20212022211100 has 36 divisors (see below), whose sum is σ = 44514716394904. Its totient is φ = 7964140092480.

The previous prime is 20212022211067. The next prime is 20212022211103. The reversal of 20212022211100 is 111222021202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212022211103) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1508353167 + ... + 1508366566.

Almost surely, 2^{20212022211100} is an apocalyptic number.

20212022211100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20212022211100 is an abundant number, since it is smaller than the sum of its proper divisors (24302694183804).

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

20212022211100 is a wasteful number, since it uses less digits than its factorization.

20212022211100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3016719814 (or 3016719807 counting only the distinct ones).

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

Adding to 20212022211100 its reverse (111222021202), we get a palindrome (20323244232302).

The spelling of 20212022211100 in words is "twenty trillion, two hundred twelve billion, twenty-two million, two hundred eleven thousand, one hundred".