22000002202020 has 96 divisors (see below), whose sum is σ = 61884214358400. Its totient is φ = 5839610543104.

The previous prime is 22000002202019. The next prime is 22000002202049. The reversal of 22000002202020 is 2020220000022.

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

It is a junction number, because it is equal to n+sod(n) for n = 22000002201987 and 22000002202005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66422986 + ... + 66753374.

It is an arithmetic number, because the mean of its divisors is an integer number (644627232900).

Almost surely, 2^{22000002202020} is an apocalyptic number.

22000002202020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000002202020 is an abundant number, since it is smaller than the sum of its proper divisors (39884212156380).

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

22000002202020 is a wasteful number, since it uses less digits than its factorization.

22000002202020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335517 (or 335515 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 22000002202020 its reverse (2020220000022), we get a palindrome (24020222202042).

The spelling of 22000002202020 in words is "twenty-two trillion, two million, two hundred two thousand, twenty".