22020012012020 has 24 divisors (see below), whose sum is σ = 50445845700768. Its totient is φ = 8007277095200.

The previous prime is 22020012012017. The next prime is 22020012012109. The reversal of 22020012012020 is 2021021002022.

It is a junction number, because it is equal to n+sod(n) for n = 22020012011986 and 22020012012004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50045481626 + ... + 50045482065.

It is an arithmetic number, because the mean of its divisors is an integer number (2101910237532).

Almost surely, 2^{22020012012020} is an apocalyptic number.

22020012012020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020012012020 is an abundant number, since it is smaller than the sum of its proper divisors (28425833688748).

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

22020012012020 is a wasteful number, since it uses less digits than its factorization.

22020012012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100090963711 (or 100090963709 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22020012012020 its reverse (2021021002022), we get a palindrome (24041033014042).

The spelling of 22020012012020 in words is "twenty-two trillion, twenty billion, twelve million, twelve thousand, twenty".