222052513 has 2 divisors, whose sum is σ = 222052514. Its totient is φ = 222052512.

The previous prime is 222052471. The next prime is 222052531. The reversal of 222052513 is 315250222.

Together with next prime (222052531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215737344 + 6315169 = 14688^2 + 2513^2 .

It is a cyclic number.

It is not a de Polignac number, because 222052513 - 2¹³ = 222044321 is a prime.

It is not a weakly prime, because it can be changed into another prime (222052553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111026256 + 111026257.

It is an arithmetic number, because the mean of its divisors is an integer number (111026257).

Almost surely, 2^222052513 is an apocalyptic number.

It is an amenable number.

222052513 is a deficient number, since it is larger than the sum of its proper divisors (1).

222052513 is an equidigital number, since it uses as much as digits as its factorization.

222052513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 222052513 is about 14901.4265424489. The cubic root of 222052513 is about 605.5526339480.

The spelling of 222052513 in words is "two hundred twenty-two million, fifty-two thousand, five hundred thirteen".