1121514220 has 12 divisors (see below), whose sum is σ = 2355179904. Its totient is φ = 448605680.

The previous prime is 1121514203. The next prime is 1121514241. The reversal of 1121514220 is 224151211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28037836 + ... + 28037875.

It is an arithmetic number, because the mean of its divisors is an integer number (196264992).

Almost surely, 2^1121514220 is an apocalyptic number.

1121514220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121514220 is an abundant number, since it is smaller than the sum of its proper divisors (1233665684).

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

1121514220 is a wasteful number, since it uses less digits than its factorization.

1121514220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56075720 (or 56075718 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1121514220 is about 33489.0164083689. The cubic root of 1121514220 is about 1038.9666202347.

Adding to 1121514220 its reverse (224151211), we get a palindrome (1345665431).

The spelling of 1121514220 in words is "one billion, one hundred twenty-one million, five hundred fourteen thousand, two hundred twenty".