311002222122112 has 32 divisors (see below), whose sum is σ = 619680632986800. Its totient is φ = 155474533843200.

The previous prime is 311002222122079. The next prime is 311002222122127. The reversal of 311002222122112 is 211221222200113.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206882662 + ... + 208380517.

Almost surely, 2^{311002222122112} is an apocalyptic number.

311002222122112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

311002222122112 is a deficient number, since it is larger than the sum of its proper divisors (308678410864688).

311002222122112 is an equidigital number, since it uses as much as digits as its factorization.

311002222122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415269044 (or 415269032 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 311002222122112 its reverse (211221222200113), we get a palindrome (522223444322225).

The spelling of 311002222122112 in words is "three hundred eleven trillion, two billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred twelve".