222313131333331 has 4 divisors (see below), whose sum is σ = 222313433633512. Its totient is φ = 222312829033152.

The previous prime is 222313131333289. The next prime is 222313131333361. The reversal of 222313131333331 is 133333131313222.

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

It is a cyclic number.

It is not a de Polignac number, because 222313131333331 - 2⁹ = 222313131332819 is a prime.

It is a super-2 number, since 2×222313131333331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222313131333361) 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, 150044286 + ... + 151518691.

It is an arithmetic number, because the mean of its divisors is an integer number (55578358408378).

Almost surely, 2^{222313131333331} is an apocalyptic number.

222313131333331 is a deficient number, since it is larger than the sum of its proper divisors (302300181).

222313131333331 is an equidigital number, since it uses as much as digits as its factorization.

222313131333331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302300180.

The product of its digits is 52488, while the sum is 34.

Adding to 222313131333331 its reverse (133333131313222), we get a palindrome (355646262646553).

The spelling of 222313131333331 in words is "two hundred twenty-two trillion, three hundred thirteen billion, one hundred thirty-one million, three hundred thirty-three thousand, three hundred thirty-one".