311344011132223 has 8 divisors (see below), whose sum is σ = 311456454115968. Its totient is φ = 311231577010584.

The previous prime is 311344011132197. The next prime is 311344011132263. The reversal of 311344011132223 is 322231110443113.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-311344011132223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311344011132263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68468136 + ... + 72873682.

It is an arithmetic number, because the mean of its divisors is an integer number (38932056764496).

Almost surely, 2^{311344011132223} is an apocalyptic number.

311344011132223 is a deficient number, since it is larger than the sum of its proper divisors (112442983745).

311344011132223 is a wasteful number, since it uses less digits than its factorization.

311344011132223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4431053.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 311344011132223 its reverse (322231110443113), we get a palindrome (633575121575336).

The spelling of 311344011132223 in words is "three hundred eleven trillion, three hundred forty-four billion, eleven million, one hundred thirty-two thousand, two hundred twenty-three".