11112031323220 has 24 divisors (see below), whose sum is σ = 23367363836544. Its totient is φ = 4438698613536.

The previous prime is 11112031323179. The next prime is 11112031323221. The reversal of 11112031323220 is 2232313021111.

It is a super-2 number, since 2×11112031323220² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11112031323191 and 11112031323200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112031323221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382104832 + ... + 382133911.

It is an arithmetic number, because the mean of its divisors is an integer number (973640159856).

Almost surely, 2^{11112031323220} is an apocalyptic number.

11112031323220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11112031323220 is an abundant number, since it is smaller than the sum of its proper divisors (12255332513324).

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

11112031323220 is a wasteful number, since it uses less digits than its factorization.

11112031323220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764239479 (or 764239477 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 11112031323220 its reverse (2232313021111), we get a palindrome (13344344344331).

The spelling of 11112031323220 in words is "eleven trillion, one hundred twelve billion, thirty-one million, three hundred twenty-three thousand, two hundred twenty".