22113011021020 has 48 divisors (see below), whose sum is σ = 47724892272288. Its totient is φ = 8601358602240.

The previous prime is 22113011020967. The next prime is 22113011021039. The reversal of 22113011021020 is 2012011031122.

It is a junction number, because it is equal to n+sod(n) for n = 22113011020985 and 22113011021003.

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, 43668597 + ... + 44172076.

It is an arithmetic number, because the mean of its divisors is an integer number (994268589006).

Almost surely, 2^{22113011021020} is an apocalyptic number.

22113011021020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22113011021020 is an abundant number, since it is smaller than the sum of its proper divisors (25611881251268).

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

22113011021020 is a wasteful number, since it uses less digits than its factorization.

22113011021020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87841030 (or 87841028 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 22113011021020 its reverse (2012011031122), we get a palindrome (24125022052142).

The spelling of 22113011021020 in words is "twenty-two trillion, one hundred thirteen billion, eleven million, twenty-one thousand, twenty".