222311013181 has 2 divisors, whose sum is σ = 222311013182. Its totient is φ = 222311013180.

The previous prime is 222311013139. The next prime is 222311013229. The reversal of 222311013181 is 181310113222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 146543496100 + 75767517081 = 382810^2 + 275259^2 .

It is a cyclic number.

It is not a de Polignac number, because 222311013181 - 2¹¹ = 222311011133 is a prime.

It is a super-2 number, since 2×222311013181² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222311019181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111155506590 + 111155506591.

It is an arithmetic number, because the mean of its divisors is an integer number (111155506591).

Almost surely, 2^222311013181 is an apocalyptic number.

It is an amenable number.

222311013181 is a deficient number, since it is larger than the sum of its proper divisors (1).

222311013181 is an equidigital number, since it uses as much as digits as its factorization.

222311013181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 222311013181 in words is "two hundred twenty-two billion, three hundred eleven million, thirteen thousand, one hundred eighty-one".