10112122011220 has 48 divisors (see below), whose sum is σ = 21293450035200. Its totient is φ = 4033804898816.

The previous prime is 10112122011179. The next prime is 10112122011241. The reversal of 10112122011220 is 2211022121101.

It is a junction number, because it is equal to n+sod(n) for n = 10112122011194 and 10112122011203.

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, 67708749 + ... + 67857931.

It is an arithmetic number, because the mean of its divisors is an integer number (443613542400).

Almost surely, 2^{10112122011220} is an apocalyptic number.

10112122011220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10112122011220 is an abundant number, since it is smaller than the sum of its proper divisors (11181328023980).

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

10112122011220 is a wasteful number, since it uses less digits than its factorization.

10112122011220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158424 (or 158422 counting only the distinct ones).

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

Adding to 10112122011220 its reverse (2211022121101), we get a palindrome (12323144132321).

The spelling of 10112122011220 in words is "ten trillion, one hundred twelve billion, one hundred twenty-two million, eleven thousand, two hundred twenty".