201312243004 has 6 divisors (see below), whose sum is σ = 352296425264. Its totient is φ = 100656121500.

The previous prime is 201312242959. The next prime is 201312243023. The reversal of 201312243004 is 400342213102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25164030372 + ... + 25164030379.

Almost surely, 2^201312243004 is an apocalyptic number.

It is an amenable number.

201312243004 is a deficient number, since it is larger than the sum of its proper divisors (150984182260).

201312243004 is a wasteful number, since it uses less digits than its factorization.

201312243004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50328060755 (or 50328060753 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 201312243004 its reverse (400342213102), we get a palindrome (601654456106).

The spelling of 201312243004 in words is "two hundred one billion, three hundred twelve million, two hundred forty-three thousand, four".