315031122106 has 32 divisors (see below), whose sum is σ = 502223040000. Its totient is φ = 147788213040.

The previous prime is 315031122083. The next prime is 315031122157. The reversal of 315031122106 is 601221130513.

It is a happy number.

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, 2420611 + ... + 2547433.

It is an arithmetic number, because the mean of its divisors is an integer number (15694470000).

Almost surely, 2^315031122106 is an apocalyptic number.

315031122106 is a deficient number, since it is larger than the sum of its proper divisors (187191917894).

315031122106 is a wasteful number, since it uses less digits than its factorization.

315031122106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127474.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 315031122106 its reverse (601221130513), we get a palindrome (916252252619).

The spelling of 315031122106 in words is "three hundred fifteen billion, thirty-one million, one hundred twenty-two thousand, one hundred six".