222012113237 has 2 divisors, whose sum is σ = 222012113238. Its totient is φ = 222012113236.

The previous prime is 222012113221. The next prime is 222012113251. The reversal of 222012113237 is 732311210222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220290361201 + 1721752036 = 469351^2 + 41494^2 .

It is a cyclic number.

It is not a de Polignac number, because 222012113237 - 2⁴ = 222012113221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222012113137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111006056618 + 111006056619.

It is an arithmetic number, because the mean of its divisors is an integer number (111006056619).

Almost surely, 2^222012113237 is an apocalyptic number.

It is an amenable number.

222012113237 is a deficient number, since it is larger than the sum of its proper divisors (1).

222012113237 is an equidigital number, since it uses as much as digits as its factorization.

222012113237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 222012113237 its reverse (732311210222), we get a palindrome (954323323459).

The spelling of 222012113237 in words is "two hundred twenty-two billion, twelve million, one hundred thirteen thousand, two hundred thirty-seven".