313240232040442 has 32 divisors (see below), whose sum is σ = 539080054872192. Its totient is φ = 133721628033024.

The previous prime is 313240232040403. The next prime is 313240232040469. The reversal of 313240232040442 is 244040232042313.

It is a junction number, because it is equal to n+sod(n) for n = 313240232040398 and 313240232040407.

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, 281106178 + ... + 282218290.

It is an arithmetic number, because the mean of its divisors is an integer number (16846251714756).

Almost surely, 2^{313240232040442} is an apocalyptic number.

313240232040442 is a deficient number, since it is larger than the sum of its proper divisors (225839822831750).

313240232040442 is a wasteful number, since it uses less digits than its factorization.

313240232040442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190662.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 313240232040442 its reverse (244040232042313), we get a palindrome (557280464082755).

The spelling of 313240232040442 in words is "three hundred thirteen trillion, two hundred forty billion, two hundred thirty-two million, forty thousand, four hundred forty-two".