232233122221213 has 8 divisors (see below), whose sum is σ = 233234335753848. Its totient is φ = 231231947192064.

The previous prime is 232233122221193. The next prime is 232233122221253. The reversal of 232233122221213 is 312122221332232.

It can be written as a sum of positive squares in 4 ways, for example, as 56122227641529 + 176110894579684 = 7491477^2 + 13270678^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232233122221213 is a prime.

It is a super-2 number, since 2×232233122221213² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232233122221253) 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, 2495931 + ... + 21695527.

It is an arithmetic number, because the mean of its divisors is an integer number (29154291969231).

Almost surely, 2^{232233122221213} is an apocalyptic number.

It is an amenable number.

232233122221213 is a deficient number, since it is larger than the sum of its proper divisors (1001213532635).

232233122221213 is a wasteful number, since it uses less digits than its factorization.

232233122221213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19251743.

The product of its digits is 20736, while the sum is 31.

Adding to 232233122221213 its reverse (312122221332232), we get a palindrome (544355343553445).

The spelling of 232233122221213 in words is "two hundred thirty-two trillion, two hundred thirty-three billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred thirteen".