222102021233 has 2 divisors, whose sum is σ = 222102021234. Its totient is φ = 222102021232.

The previous prime is 222102021203. The next prime is 222102021259. The reversal of 222102021233 is 332120201222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 152683999504 + 69418021729 = 390748^2 + 263473^2 .

It is a cyclic number.

It is not a de Polignac number, because 222102021233 - 2⁸ = 222102020977 is a prime.

It is not a weakly prime, because it can be changed into another prime (222102021203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111051010616 + 111051010617.

It is an arithmetic number, because the mean of its divisors is an integer number (111051010617).

Almost surely, 2^222102021233 is an apocalyptic number.

It is an amenable number.

222102021233 is a deficient number, since it is larger than the sum of its proper divisors (1).

222102021233 is an equidigital number, since it uses as much as digits as its factorization.

222102021233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 222102021233 its reverse (332120201222), we get a palindrome (554222222455).

The spelling of 222102021233 in words is "two hundred twenty-two billion, one hundred two million, twenty-one thousand, two hundred thirty-three".