223213001232031 has 2 divisors, whose sum is σ = 223213001232032. Its totient is φ = 223213001232030.

The previous prime is 223213001231977. The next prime is 223213001232041. The reversal of 223213001232031 is 130232100312322.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223213001232031 is a prime.

It is a super-3 number, since 3×223213001232031³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 223213001231987 and 223213001232005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223213001232041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111606500616015 + 111606500616016.

It is an arithmetic number, because the mean of its divisors is an integer number (111606500616016).

Almost surely, 2^{223213001232031} is an apocalyptic number.

223213001232031 is a deficient number, since it is larger than the sum of its proper divisors (1).

223213001232031 is an equidigital number, since it uses as much as digits as its factorization.

223213001232031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 223213001232031 its reverse (130232100312322), we get a palindrome (353445101544353).

The spelling of 223213001232031 in words is "two hundred twenty-three trillion, two hundred thirteen billion, one million, two hundred thirty-two thousand, thirty-one".