2152225323 has 60 divisors (see below), whose sum is σ = 3435446520. Its totient is φ = 1342401984.

The previous prime is 2152225307. The next prime is 2152225333. The reversal of 2152225323 is 3235222512.

It is not a de Polignac number, because 2152225323 - 2⁴ = 2152225307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2152225333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2602036 + ... + 2602862.

It is an arithmetic number, because the mean of its divisors is an integer number (57257442).

Almost surely, 2^2152225323 is an apocalyptic number.

2152225323 is a deficient number, since it is larger than the sum of its proper divisors (1283221197).

2152225323 is an equidigital number, since it uses as much as digits as its factorization.

2152225323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966 (or 938 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 2152225323 is about 46392.0825464863. The cubic root of 2152225323 is about 1291.1080204324.

Adding to 2152225323 its reverse (3235222512), we get a palindrome (5387447835).

It can be divided in two parts, 2152 and 225323, that added together give a triangular number (227475 = T₆₇₄).

The spelling of 2152225323 in words is "two billion, one hundred fifty-two million, two hundred twenty-five thousand, three hundred twenty-three".