311240322344322 has 160 divisors (see below), whose sum is σ = 832137214132224. Its totient is φ = 85013991612000.

The previous prime is 311240322344317. The next prime is 311240322344323. The reversal of 311240322344322 is 223443223042113.

311240322344322 is a `hidden beast` number, since 3 + 1 + 1 + 2 + 4 + 0 + 322 + 3 + 4 + 4 + 322 = 666.

It is not an unprimeable number, because it can be changed into a prime (311240322344323) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 45610447 + ... + 51988397.

Almost surely, 2^{311240322344322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 311240322344322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416068607066112).

311240322344322 is an abundant number, since it is smaller than the sum of its proper divisors (520896891787902).

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

311240322344322 is a wasteful number, since it uses less digits than its factorization.

311240322344322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6379866 (or 6379857 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 311240322344322 its reverse (223443223042113), we get a palindrome (534683545386435).

The spelling of 311240322344322 in words is "three hundred eleven trillion, two hundred forty billion, three hundred twenty-two million, three hundred forty-four thousand, three hundred twenty-two".