122021120022020 has 24 divisors (see below), whose sum is σ = 256252517392704. Its totient is φ = 48806892704736.

The previous prime is 122021120022017. The next prime is 122021120022119. The reversal of 122021120022020 is 20220021120221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 122021120022020.

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, 96563072 + ... + 97818551.

It is an arithmetic number, because the mean of its divisors is an integer number (10677188224696).

Almost surely, 2^{122021120022020} is an apocalyptic number.

122021120022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122021120022020 is an abundant number, since it is smaller than the sum of its proper divisors (134231397370684).

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

122021120022020 is a wasteful number, since it uses less digits than its factorization.

122021120022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194413019 (or 194413017 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 122021120022020 its reverse (20220021120221), we get a palindrome (142241141142241).

The spelling of 122021120022020 in words is "one hundred twenty-two trillion, twenty-one billion, one hundred twenty million, twenty-two thousand, twenty".