152322121331 has 4 divisors (see below), whose sum is σ = 156037295064. Its totient is φ = 148606947600.

The previous prime is 152322121319. The next prime is 152322121339. The reversal of 152322121331 is 133121223251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133121223251 = 8699 ⋅15303049.

It is a cyclic number.

It is not a de Polignac number, because 152322121331 - 2⁶ = 152322121267 is a prime.

It is a super-2 number, since 2×152322121331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 152322121331.

It is not an unprimeable number, because it can be changed into a prime (152322121339) 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, 1857586805 + ... + 1857586886.

It is an arithmetic number, because the mean of its divisors is an integer number (39009323766).

Almost surely, 2^152322121331 is an apocalyptic number.

152322121331 is a deficient number, since it is larger than the sum of its proper divisors (3715173733).

152322121331 is an equidigital number, since it uses as much as digits as its factorization.

152322121331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3715173732.

The product of its digits is 2160, while the sum is 26.

Adding to 152322121331 its reverse (133121223251), we get a palindrome (285443344582).

The spelling of 152322121331 in words is "one hundred fifty-two billion, three hundred twenty-two million, one hundred twenty-one thousand, three hundred thirty-one".