201031433004 has 48 divisors (see below), whose sum is σ = 507233276928. Its totient is φ = 61726795008.

The previous prime is 201031432999. The next prime is 201031433011. The reversal of 201031433004 is 400334130102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10473904 + ... + 10493079.

It is an arithmetic number, because the mean of its divisors is an integer number (10567359936).

Almost surely, 2^201031433004 is an apocalyptic number.

It is an amenable number.

201031433004 is an abundant number, since it is smaller than the sum of its proper divisors (306201843924).

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

201031433004 is a wasteful number, since it uses less digits than its factorization.

201031433004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20967054 (or 20967052 counting only the distinct ones).

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

Adding to 201031433004 its reverse (400334130102), we get a palindrome (601365563106).

The spelling of 201031433004 in words is "two hundred one billion, thirty-one million, four hundred thirty-three thousand, four".