311044244122 has 4 divisors (see below), whose sum is σ = 466566366186. Its totient is φ = 155522122060.

The previous prime is 311044244113. The next prime is 311044244123. The reversal of 311044244122 is 221442440113.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 291385119601 + 19659124521 = 539801^2 + 140211^2 .

It is not an unprimeable number, because it can be changed into a prime (311044244123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77761061029 + ... + 77761061032.

Almost surely, 2^311044244122 is an apocalyptic number.

311044244122 is a deficient number, since it is larger than the sum of its proper divisors (155522122064).

311044244122 is a wasteful number, since it uses less digits than its factorization.

311044244122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155522122063.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 311044244122 its reverse (221442440113), we get a palindrome (532486684235).

The spelling of 311044244122 in words is "three hundred eleven billion, forty-four million, two hundred forty-four thousand, one hundred twenty-two".