2320901121 has 36 divisors (see below), whose sum is σ = 3956796816. Its totient is φ = 1205653680.

The previous prime is 2320901101. The next prime is 2320901123. The reversal of 2320901121 is 1211090232.

It is not a de Polignac number, because 2320901121 - 2⁷ = 2320900993 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (2320901123) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 47455 + ... + 83028.

Almost surely, 2^2320901121 is an apocalyptic number.

2320901121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2320901121 is a deficient number, since it is larger than the sum of its proper divisors (1635895695).

2320901121 is a wasteful number, since it uses less digits than its factorization.

2320901121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130522 (or 130504 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 2320901121 is about 48175.7316602457. The cubic root of 2320901121 is about 1323.9925644124.

Adding to 2320901121 its reverse (1211090232), we get a palindrome (3531991353).

The spelling of 2320901121 in words is "two billion, three hundred twenty million, nine hundred one thousand, one hundred twenty-one".