22011202021120 has 72 divisors (see below), whose sum is σ = 56779377179616. Its totient is φ = 8127213047808.

The previous prime is 22011202021097. The next prime is 22011202021181. The reversal of 22011202021120 is 2112020211022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 22011202021094 and 22011202021103.

It is a congruent number.

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, 661377652 + ... + 661410931.

It is an arithmetic number, because the mean of its divisors is an integer number (788602460828).

Almost surely, 2^{22011202021120} is an apocalyptic number.

22011202021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011202021120 is an abundant number, since it is smaller than the sum of its proper divisors (34768175158496).

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

22011202021120 is a wasteful number, since it uses less digits than its factorization.

22011202021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322788617 (or 1322788603 counting only the distinct ones).

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

Adding to 22011202021120 its reverse (2112020211022), we get a palindrome (24123222232142).

The spelling of 22011202021120 in words is "twenty-two trillion, eleven billion, two hundred two million, twenty-one thousand, one hundred twenty".