20020021122000 has 160 divisors (see below), whose sum is σ = 64931045647104. Its totient is φ = 5306703936000.

The previous prime is 20020021121993. The next prime is 20020021122067. The reversal of 20020021122000 is 22112002002.

It is a super-2 number, since 2×20020021122000² (a number of 27 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8988031 + ... + 10992030.

Almost surely, 2^{20020021122000} is an apocalyptic number.

20020021122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20020021122000 is an abundant number, since it is smaller than the sum of its proper divisors (44911024525104).

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

20020021122000 is a wasteful number, since it uses less digits than its factorization.

20020021122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19980254 (or 19980238 counting only the distinct ones).

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

Adding to 20020021122000 its reverse (22112002002), we get a palindrome (20042133124002).

The spelling of 20020021122000 in words is "twenty trillion, twenty billion, twenty-one million, one hundred twenty-two thousand".