22020102021000 has 128 divisors (see below), whose sum is σ = 69047959968000. Its totient is φ = 5842519372800.

The previous prime is 22020102020999. The next prime is 22020102021007. The reversal of 22020102021000 is 12020102022.

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

It is not an unprimeable number, because it can be changed into a prime (22020102021007) 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 31 ways as a sum of consecutive naturals, for example, 17845297 + ... + 19039296.

It is an arithmetic number, because the mean of its divisors is an integer number (539437187250).

Almost surely, 2^{22020102021000} is an apocalyptic number.

22020102021000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020102021000 is an abundant number, since it is smaller than the sum of its proper divisors (47027857947000).

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

22020102021000 is a wasteful number, since it uses less digits than its factorization.

22020102021000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36884816 (or 36884802 counting only the distinct ones).

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

Adding to 22020102021000 its reverse (12020102022), we get a palindrome (22032122123022).

The spelling of 22020102021000 in words is "twenty-two trillion, twenty billion, one hundred two million, twenty-one thousand".