222120302233 has 4 divisors (see below), whose sum is σ = 222249368628. Its totient is φ = 221991235840.

The previous prime is 222120302191. The next prime is 222120302263. The reversal of 222120302233 is 332203021222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 140751028224 + 81369274009 = 375168^2 + 285253^2 .

It is a cyclic number.

It is not a de Polignac number, because 222120302233 - 2²⁵ = 222086747801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222120302263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64530616 + ... + 64534057.

It is an arithmetic number, because the mean of its divisors is an integer number (55562342157).

Almost surely, 2^222120302233 is an apocalyptic number.

It is an amenable number.

222120302233 is a deficient number, since it is larger than the sum of its proper divisors (129066395).

222120302233 is a wasteful number, since it uses less digits than its factorization.

222120302233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129066394.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 222120302233 its reverse (332203021222), we get a palindrome (554323323455).

The spelling of 222120302233 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred two thousand, two hundred thirty-three".