311201311099 has 16 divisors (see below), whose sum is σ = 365009801728. Its totient is φ = 259767430272.

The previous prime is 311201311093. The next prime is 311201311117. The reversal of 311201311099 is 990113102113.

It is not a de Polignac number, because 311201311099 - 2⁷ = 311201310971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 311201311099.

It is not an unprimeable number, because it can be changed into a prime (311201311093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1432527 + ... + 1635400.

It is an arithmetic number, because the mean of its divisors is an integer number (22813112608).

Almost surely, 2^311201311099 is an apocalyptic number.

311201311099 is a deficient number, since it is larger than the sum of its proper divisors (53808490629).

311201311099 is a wasteful number, since it uses less digits than its factorization.

311201311099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3068314.

The product of its (nonzero) digits is 1458, while the sum is 31.

The spelling of 311201311099 in words is "three hundred eleven billion, two hundred one million, three hundred eleven thousand, ninety-nine".