311330103201312 has 96 divisors (see below), whose sum is σ = 880118246367360. Its totient is φ = 95792572538880.

The previous prime is 311330103201287. The next prime is 311330103201329. The reversal of 311330103201312 is 213102301033113.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 91988989 + ... + 95313347.

It is an arithmetic number, because the mean of its divisors is an integer number (9167898399660).

Almost surely, 2^{311330103201312} is an apocalyptic number.

311330103201312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

311330103201312 is an abundant number, since it is smaller than the sum of its proper divisors (568788143166048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

311330103201312 is a wasteful number, since it uses less digits than its factorization.

311330103201312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399426 (or 3399418 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 311330103201312 its reverse (213102301033113), we get a palindrome (524432404234425).

The spelling of 311330103201312 in words is "three hundred eleven trillion, three hundred thirty billion, one hundred three million, two hundred one thousand, three hundred twelve".