20211000222000 has 320 divisors, whose sum is σ = 78849398744064. Its totient is φ = 4347912499200.

The previous prime is 20211000221987. The next prime is 20211000222019. The reversal of 20211000222000 is 22200011202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13439362 + ... + 14867361.

Almost surely, 2^{20211000222000} is an apocalyptic number.

20211000222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20211000222000 is an abundant number, since it is smaller than the sum of its proper divisors (58638398522064).

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

20211000222000 is a wasteful number, since it uses less digits than its factorization.

20211000222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28306773 (or 28306757 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20211000222000 its reverse (22200011202), we get a palindrome (20233200233202).

The spelling of 20211000222000 in words is "twenty trillion, two hundred eleven billion, two hundred twenty-two thousand".