20222021211000 has 128 divisors (see below), whose sum is σ = 72105949992960. Its totient is φ = 4622176272000.

The previous prime is 20222021210999. The next prime is 20222021211043. The reversal of 20222021211000 is 11212022202.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 31 ways as a sum of consecutive naturals, for example, 481455696 + ... + 481497695.

It is an arithmetic number, because the mean of its divisors is an integer number (563327734320).

Almost surely, 2^{20222021211000} is an apocalyptic number.

20222021211000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222021211000 is an abundant number, since it is smaller than the sum of its proper divisors (51883928781960).

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

20222021211000 is a wasteful number, since it uses less digits than its factorization.

20222021211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962953422 (or 962953408 counting only the distinct ones).

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

Adding to 20222021211000 its reverse (11212022202), we get a palindrome (20233233233202).

The spelling of 20222021211000 in words is "twenty trillion, two hundred twenty-two billion, twenty-one million, two hundred eleven thousand".