315110043002 has 4 divisors (see below), whose sum is σ = 472665064506. Its totient is φ = 157555021500.

The previous prime is 315110042987. The next prime is 315110043029. The reversal of 315110043002 is 200340011513.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 230562268561 + 84547774441 = 480169^2 + 290771^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78777510749 + ... + 78777510752.

Almost surely, 2^315110043002 is an apocalyptic number.

315110043002 is a deficient number, since it is larger than the sum of its proper divisors (157555021504).

315110043002 is a wasteful number, since it uses less digits than its factorization.

315110043002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157555021503.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 315110043002 its reverse (200340011513), we get a palindrome (515450054515).

The spelling of 315110043002 in words is "three hundred fifteen billion, one hundred ten million, forty-three thousand, two".