311401342122322 has 8 divisors (see below), whose sum is σ = 467103142546956. Its totient is φ = 155700294606672.

The previous prime is 311401342122257. The next prime is 311401342122323. The reversal of 311401342122322 is 223221243104113.

It can be written as a sum of positive squares in 2 ways, for example, as 296606618397441 + 14794723724881 = 17222271^2 + 3846391^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (311401342122323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187192113 + ... + 188848324.

Almost surely, 2^{311401342122322} is an apocalyptic number.

311401342122322 is a deficient number, since it is larger than the sum of its proper divisors (155701800424634).

311401342122322 is a wasteful number, since it uses less digits than its factorization.

311401342122322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376454492.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 311401342122322 its reverse (223221243104113), we get a palindrome (534622585226435).

The spelling of 311401342122322 in words is "three hundred eleven trillion, four hundred one billion, three hundred forty-two million, one hundred twenty-two thousand, three hundred twenty-two".