156120133323 has 32 divisors (see below), whose sum is σ = 267896143872. Its totient is φ = 78485191200.

The previous prime is 156120133277. The next prime is 156120133387. The reversal of 156120133323 is 323331021651.

It is not a de Polignac number, because 156120133323 - 2¹² = 156120129227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (156120133123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10893561 + ... + 10907882.

It is an arithmetic number, because the mean of its divisors is an integer number (8371754496).

Almost surely, 2^156120133323 is an apocalyptic number.

156120133323 is a deficient number, since it is larger than the sum of its proper divisors (111776010549).

156120133323 is a wasteful number, since it uses less digits than its factorization.

156120133323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21801495.

The product of its (nonzero) digits is 9720, while the sum is 30.

Adding to 156120133323 its reverse (323331021651), we get a palindrome (479451154974).

The spelling of 156120133323 in words is "one hundred fifty-six billion, one hundred twenty million, one hundred thirty-three thousand, three hundred twenty-three".