111230123340 has 48 divisors (see below), whose sum is σ = 355936396032. Its totient is φ = 25424028096.

The previous prime is 111230123309. The next prime is 111230123351. The reversal of 111230123340 is 43321032111.

It is a super-2 number, since 2×111230123340² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 132416394 + ... + 132417233.

It is an arithmetic number, because the mean of its divisors is an integer number (7415341584).

Almost surely, 2^111230123340 is an apocalyptic number.

111230123340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111230123340 is an abundant number, since it is smaller than the sum of its proper divisors (244706272692).

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

111230123340 is a wasteful number, since it uses less digits than its factorization.

111230123340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264833646 (or 264833644 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111230123340 its reverse (43321032111), we get a palindrome (154551155451).

The spelling of 111230123340 in words is "one hundred eleven billion, two hundred thirty million, one hundred twenty-three thousand, three hundred forty".