311104140442 has 8 divisors (see below), whose sum is σ = 473048761716. Its totient is φ = 153421219872.

The previous prime is 311104140437. The next prime is 311104140443. The reversal of 311104140442 is 244041401113.

It can be written as a sum of positive squares in 2 ways, for example, as 292225655241 + 18878485201 = 540579^2 + 137399^2 .

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

It is not an unprimeable number, because it can be changed into a prime (311104140443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065424993 + ... + 1065425284.

Almost surely, 2^311104140442 is an apocalyptic number.

311104140442 is a deficient number, since it is larger than the sum of its proper divisors (161944621274).

311104140442 is a wasteful number, since it uses less digits than its factorization.

311104140442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130850352.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 311104140442 its reverse (244041401113), we get a palindrome (555145541555).

The spelling of 311104140442 in words is "three hundred eleven billion, one hundred four million, one hundred forty thousand, four hundred forty-two".