311430000001322 has 16 divisors (see below), whose sum is σ = 475985058318432. Its totient is φ = 152768634904080.

The previous prime is 311430000001321. The next prime is 311430000001327. The reversal of 311430000001322 is 223100000034113.

It is a junction number, because it is equal to n+sod(n) for n = 311430000001294 and 311430000001303.

It is not an unprimeable number, because it can be changed into a prime (311430000001321) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 78302504 + ... + 82183587.

It is an arithmetic number, because the mean of its divisors is an integer number (29749066144902).

Almost surely, 2^{311430000001322} is an apocalyptic number.

311430000001322 is a deficient number, since it is larger than the sum of its proper divisors (164555058317110).

311430000001322 is a wasteful number, since it uses less digits than its factorization.

311430000001322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160504453.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 311430000001322 its reverse (223100000034113), we get a palindrome (534530000035435).

The spelling of 311430000001322 in words is "three hundred eleven trillion, four hundred thirty billion, one thousand, three hundred twenty-two".