222301221233 has 12 divisors (see below), whose sum is σ = 278487244980. Its totient is φ = 175886680032.

The previous prime is 222301221229. The next prime is 222301221251. The reversal of 222301221233 is 332122103222.

It can be written as a sum of positive squares in 2 ways, for example, as 25597440064 + 196703781169 = 159992^2 + 443513^2 .

It is not a de Polignac number, because 222301221233 - 2² = 222301221229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222301221199 and 222301221208.

It is not an unprimeable number, because it can be changed into a prime (222301221253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174490118 + ... + 174491391.

It is an arithmetic number, because the mean of its divisors is an integer number (23207270415).

Almost surely, 2^222301221233 is an apocalyptic number.

It is an amenable number.

222301221233 is a deficient number, since it is larger than the sum of its proper divisors (56186023747).

222301221233 is a wasteful number, since it uses less digits than its factorization.

222301221233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348981536 (or 348981529 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 222301221233 its reverse (332122103222), we get a palindrome (554423324455).

The spelling of 222301221233 in words is "two hundred twenty-two billion, three hundred one million, two hundred twenty-one thousand, two hundred thirty-three".