1111220124 has 48 divisors (see below), whose sum is σ = 2968643328. Its totient is φ = 316914048.

The previous prime is 1111220119. The next prime is 1111220153. The reversal of 1111220124 is 4210221111.

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, 35544 + ... + 59040.

It is an arithmetic number, because the mean of its divisors is an integer number (61846736).

Almost surely, 2^1111220124 is an apocalyptic number.

1111220124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1111220124 is an abundant number, since it is smaller than the sum of its proper divisors (1857423204).

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

1111220124 is a wasteful number, since it uses less digits than its factorization.

1111220124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24074 (or 24072 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1111220124 is about 33334.9684865608. The cubic root of 1111220124 is about 1035.7780403828.

Adding to 1111220124 its reverse (4210221111), we get a palindrome (5321441235).

The spelling of 1111220124 in words is "one billion, one hundred eleven million, two hundred twenty thousand, one hundred twenty-four".