311122330223 has 8 divisors (see below), whose sum is σ = 316626369792. Its totient is φ = 305643597336.

The previous prime is 311122330219. The next prime is 311122330249. The reversal of 311122330223 is 322033221113.

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

It is a cyclic number.

It is not a de Polignac number, because 311122330223 - 2² = 311122330219 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 (311122330523) 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, 6301865 + ... + 6351042.

It is an arithmetic number, because the mean of its divisors is an integer number (39578296224).

Almost surely, 2^311122330223 is an apocalyptic number.

311122330223 is a deficient number, since it is larger than the sum of its proper divisors (5504039569).

311122330223 is a wasteful number, since it uses less digits than its factorization.

311122330223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12653341.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 311122330223 its reverse (322033221113), we get a palindrome (633155551336).

The spelling of 311122330223 in words is "three hundred eleven billion, one hundred twenty-two million, three hundred thirty thousand, two hundred twenty-three".