11221022110120 has 32 divisors (see below), whose sum is σ = 25248824638920. Its totient is φ = 4488137752320.

The previous prime is 11221022110079. The next prime is 11221022110139. The reversal of 11221022110120 is 2101122012211.

It can be written as a sum of positive squares in 4 ways, for example, as 7429364170596 + 3791657939524 = 2725686^2 + 1947218^2 .

It is a super-2 number, since 2×11221022110120² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11221022110094 and 11221022110103.

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, 7800411 + ... + 9126250.

Almost surely, 2^{11221022110120} is an apocalyptic number.

11221022110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11221022110120 is an abundant number, since it is smaller than the sum of its proper divisors (14027802528800).

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

11221022110120 is a wasteful number, since it uses less digits than its factorization.

11221022110120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16943245 (or 16943241 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11221022110120 its reverse (2101122012211), we get a palindrome (13322144122331).

The spelling of 11221022110120 in words is "eleven trillion, two hundred twenty-one billion, twenty-two million, one hundred ten thousand, one hundred twenty".