201511325323 has 48 divisors (see below), whose sum is σ = 266051616768. Its totient is φ = 150758496000.

The previous prime is 201511325317. The next prime is 201511325357. The reversal of 201511325323 is 323523115102.

It is not a de Polignac number, because 201511325323 - 2³³ = 192921390731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201511325291 and 201511325300.

It is not an unprimeable number, because it can be changed into a prime (201511325363) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2074563 + ... + 2169523.

It is an arithmetic number, because the mean of its divisors is an integer number (5542742016).

Almost surely, 2^201511325323 is an apocalyptic number.

201511325323 is a deficient number, since it is larger than the sum of its proper divisors (64540291445).

201511325323 is a wasteful number, since it uses less digits than its factorization.

201511325323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95144 (or 95137 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 201511325323 in words is "two hundred one billion, five hundred eleven million, three hundred twenty-five thousand, three hundred twenty-three".