202022111012020 has 72 divisors (see below), whose sum is σ = 459595208489760. Its totient is φ = 74559639024000.

The previous prime is 202022111011991. The next prime is 202022111012047. The reversal of 202022111012020 is 20210111220202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202022111011985 and 202022111012003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5667910 + ... + 20884669.

It is an arithmetic number, because the mean of its divisors is an integer number (6383266784580).

Almost surely, 2^{202022111012020} is an apocalyptic number.

202022111012020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202022111012020 is an abundant number, since it is smaller than the sum of its proper divisors (257573097477740).

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

202022111012020 is a wasteful number, since it uses less digits than its factorization.

202022111012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26554865 (or 26554850 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202022111012020 its reverse (20210111220202), we get a palindrome (222232222232222).

The spelling of 202022111012020 in words is "two hundred two trillion, twenty-two billion, one hundred eleven million, twelve thousand, twenty".