315030200042 has 8 divisors (see below), whose sum is σ = 472768943556. Its totient is φ = 157440552192.

The previous prime is 315030200033. The next prime is 315030200053. The reversal of 315030200042 is 240002030513.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 313397312761 + 1632887281 = 559819^2 + 40409^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 315030199987 and 315030200023.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37268633 + ... + 37277084.

Almost surely, 2^315030200042 is an apocalyptic number.

315030200042 is a deficient number, since it is larger than the sum of its proper divisors (157738743514).

315030200042 is a wasteful number, since it uses less digits than its factorization.

315030200042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74547832.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 315030200042 its reverse (240002030513), we get a palindrome (555032230555).

The spelling of 315030200042 in words is "three hundred fifteen billion, thirty million, two hundred thousand, forty-two".