312044001242 has 16 divisors (see below), whose sum is σ = 470325623040. Its totient is φ = 155269272192.

The previous prime is 312044001229. The next prime is 312044001257. The reversal of 312044001242 is 242100440213.

It is a super-2 number, since 2×312044001242² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1203434 + ... + 1439562.

It is an arithmetic number, because the mean of its divisors is an integer number (29395351440).

Almost surely, 2^312044001242 is an apocalyptic number.

312044001242 is a deficient number, since it is larger than the sum of its proper divisors (158281621798).

312044001242 is a wasteful number, since it uses less digits than its factorization.

312044001242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239317.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 312044001242 its reverse (242100440213), we get a palindrome (554144441455).

The spelling of 312044001242 in words is "three hundred twelve billion, forty-four million, one thousand, two hundred forty-two".