315164021103 has 12 divisors (see below), whose sum is σ = 455361928840. Its totient is φ = 210051650736.

The previous prime is 315164021099. The next prime is 315164021141. The reversal of 315164021103 is 301120461513.

It is a happy number.

315164021103 is a `hidden beast` number, since 3 + 1 + 5 + 1 + 640 + 2 + 1 + 10 + 3 = 666.

It is not a de Polignac number, because 315164021103 - 2² = 315164021099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315164021303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4773448 + ... + 4839021.

Almost surely, 2^315164021103 is an apocalyptic number.

315164021103 is a deficient number, since it is larger than the sum of its proper divisors (140197907737).

315164021103 is a wasteful number, since it uses less digits than its factorization.

315164021103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9616118 (or 9616115 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 315164021103 its reverse (301120461513), we get a palindrome (616284482616).

The spelling of 315164021103 in words is "three hundred fifteen billion, one hundred sixty-four million, twenty-one thousand, one hundred three".