111114124420 has 48 divisors (see below), whose sum is σ = 252009097200. Its totient is φ = 40909165056.

The previous prime is 111114124367. The next prime is 111114124423. The reversal of 111114124420 is 24421411111.

It can be written as a sum of positive squares in 8 ways, for example, as 7316749444 + 103797374976 = 85538^2 + 322176^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111114124391 and 111114124400.

It is not an unprimeable number, because it can be changed into a prime (111114124423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 521527 + ... + 703006.

It is an arithmetic number, because the mean of its divisors is an integer number (5250189525).

Almost surely, 2^111114124420 is an apocalyptic number.

111114124420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111114124420 is an abundant number, since it is smaller than the sum of its proper divisors (140894972780).

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

111114124420 is a wasteful number, since it uses less digits than its factorization.

111114124420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224904 (or 1224902 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 111114124420 its reverse (24421411111), we get a palindrome (135535535531).

The spelling of 111114124420 in words is "one hundred eleven billion, one hundred fourteen million, one hundred twenty-four thousand, four hundred twenty".