201320022330 has 96 divisors (see below), whose sum is σ = 600432393600. Its totient is φ = 45844903296.

The previous prime is 201320022307. The next prime is 201320022359. The reversal of 201320022330 is 33220023102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 424500 + ... + 763439.

It is an arithmetic number, because the mean of its divisors is an integer number (6254504100).

Almost surely, 2^201320022330 is an apocalyptic number.

201320022330 is an abundant number, since it is smaller than the sum of its proper divisors (399112371270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201320022330 is a wasteful number, since it uses less digits than its factorization.

201320022330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188228 (or 1188225 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 201320022330 its reverse (33220023102), we get a palindrome (234540045432).

The spelling of 201320022330 in words is "two hundred one billion, three hundred twenty million, twenty-two thousand, three hundred thirty".