201223313004 has 24 divisors (see below), whose sum is σ = 536595501568. Its totient is φ = 57492375120.

The previous prime is 201223312967. The next prime is 201223313029. The reversal of 201223313004 is 400313322102.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1197757732 + ... + 1197757899.

Almost surely, 2^201223313004 is an apocalyptic number.

It is an amenable number.

201223313004 is an abundant number, since it is smaller than the sum of its proper divisors (335372188564).

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

201223313004 is a wasteful number, since it uses less digits than its factorization.

201223313004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395515645 (or 2395515643 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 201223313004 its reverse (400313322102), we get a palindrome (601536635106).

The spelling of 201223313004 in words is "two hundred one billion, two hundred twenty-three million, three hundred thirteen thousand, four".