311210536042 has 16 divisors (see below), whose sum is σ = 533967316992. Its totient is φ = 133260058800.

The previous prime is 311210536037. The next prime is 311210536051. The reversal of 311210536042 is 240635012113.

It is a self number, because there is not a number n which added to its sum of digits gives 311210536042.

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, 9640413 + ... + 9672640.

It is an arithmetic number, because the mean of its divisors is an integer number (33372957312).

Almost surely, 2^311210536042 is an apocalyptic number.

311210536042 is a deficient number, since it is larger than the sum of its proper divisors (222756780950).

311210536042 is a wasteful number, since it uses less digits than its factorization.

311210536042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19314213.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 311210536042 its reverse (240635012113), we get a palindrome (551845548155).

The spelling of 311210536042 in words is "three hundred eleven billion, two hundred ten million, five hundred thirty-six thousand, forty-two".