1120133121 has 4 divisors (see below), whose sum is σ = 1493510832. Its totient is φ = 746755412.

The previous prime is 1120133107. The next prime is 1120133123. The reversal of 1120133121 is 1213310211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1120133121 - 2⁹ = 1120132609 is a prime.

It is a super-2 number, since 2×1120133121² = 2509396417522401282, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1120133121.

It is not an unprimeable number, because it can be changed into a prime (1120133123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186688851 + ... + 186688856.

It is an arithmetic number, because the mean of its divisors is an integer number (373377708).

Almost surely, 2^1120133121 is an apocalyptic number.

It is an amenable number.

1120133121 is a deficient number, since it is larger than the sum of its proper divisors (373377711).

1120133121 is an equidigital number, since it uses as much as digits as its factorization.

1120133121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373377710.

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

The square root of 1120133121 is about 33468.3898776144. The cubic root of 1120133121 is about 1038.5399633835.

Adding to 1120133121 its reverse (1213310211), we get a palindrome (2333443332).

The spelling of 1120133121 in words is "one billion, one hundred twenty million, one hundred thirty-three thousand, one hundred twenty-one".