223320233131 has 2 divisors, whose sum is σ = 223320233132. Its totient is φ = 223320233130.

The previous prime is 223320233093. The next prime is 223320233161. The reversal of 223320233131 is 131332023322.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223320233131 is a prime.

It is a super-2 number, since 2×223320233131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223320233096 and 223320233105.

It is not a weakly prime, because it can be changed into another prime (223320233161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111660116565 + 111660116566.

It is an arithmetic number, because the mean of its divisors is an integer number (111660116566).

Almost surely, 2^223320233131 is an apocalyptic number.

223320233131 is a deficient number, since it is larger than the sum of its proper divisors (1).

223320233131 is an equidigital number, since it uses as much as digits as its factorization.

223320233131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 223320233131 its reverse (131332023322), we get a palindrome (354652256453).

The spelling of 223320233131 in words is "two hundred twenty-three billion, three hundred twenty million, two hundred thirty-three thousand, one hundred thirty-one".