22020002220020 has 48 divisors (see below), whose sum is σ = 54670350349440. Its totient is φ = 7289380043904.

The previous prime is 22020002219879. The next prime is 22020002220059. The reversal of 22020002220020 is 2002220002022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 22020002219977 and 22020002220004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2711818874 + ... + 2711826993.

It is an arithmetic number, because the mean of its divisors is an integer number (1138965632280).

Almost surely, 2^{22020002220020} is an apocalyptic number.

22020002220020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020002220020 is an abundant number, since it is smaller than the sum of its proper divisors (32650348129420).

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

22020002220020 is a wasteful number, since it uses less digits than its factorization.

22020002220020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5423645912 (or 5423645910 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22020002220020 its reverse (2002220002022), we get a palindrome (24022222222042).

The spelling of 22020002220020 in words is "twenty-two trillion, twenty billion, two million, two hundred twenty thousand, twenty".