111320011230 has 32 divisors (see below), whose sum is σ = 267352005024. Its totient is φ = 29664894336.

The previous prime is 111320011223. The next prime is 111320011241. The reversal of 111320011230 is 32110023111.

It is a happy number.

It is a super-2 number, since 2×111320011230² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 1233309 + ... + 1320488.

It is an arithmetic number, because the mean of its divisors is an integer number (8354750157).

Almost surely, 2^111320011230 is an apocalyptic number.

111320011230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111320011230 is an abundant number, since it is smaller than the sum of its proper divisors (156031993794).

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

111320011230 is a wasteful number, since it uses less digits than its factorization.

111320011230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555260.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 111320011230 its reverse (32110023111), we get a palindrome (143430034341).

The spelling of 111320011230 in words is "one hundred eleven billion, three hundred twenty million, eleven thousand, two hundred thirty".