313222102112233 has 4 divisors (see below), whose sum is σ = 314003204611668. Its totient is φ = 312440999612800.

The previous prime is 313222102112189. The next prime is 313222102112243. The reversal of 313222102112233 is 332211201222313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 240053872043584 + 73168230068649 = 15493672^2 + 8553843^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313222102112233 is a prime.

It is a super-2 number, since 2×313222102112233² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313222102112243) 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, 390551249116 + ... + 390551249917.

It is an arithmetic number, because the mean of its divisors is an integer number (78500801152917).

Almost surely, 2^{313222102112233} is an apocalyptic number.

It is an amenable number.

313222102112233 is a deficient number, since it is larger than the sum of its proper divisors (781102499435).

313222102112233 is an equidigital number, since it uses as much as digits as its factorization.

313222102112233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781102499434.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 313222102112233 its reverse (332211201222313), we get a palindrome (645433303334546).

The spelling of 313222102112233 in words is "three hundred thirteen trillion, two hundred twenty-two billion, one hundred two million, one hundred twelve thousand, two hundred thirty-three".