222012040213 has 2 divisors, whose sum is σ = 222012040214. Its totient is φ = 222012040212.

The previous prime is 222012040127. The next prime is 222012040249. The reversal of 222012040213 is 312040210222.

222012040213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 180066132964 + 41945907249 = 424342^2 + 204807^2 .

It is a cyclic number.

It is not a de Polignac number, because 222012040213 - 2²¹ = 222009943061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222012040513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111006020106 + 111006020107.

It is an arithmetic number, because the mean of its divisors is an integer number (111006020107).

Almost surely, 2^222012040213 is an apocalyptic number.

It is an amenable number.

222012040213 is a deficient number, since it is larger than the sum of its proper divisors (1).

222012040213 is an equidigital number, since it uses as much as digits as its factorization.

222012040213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 222012040213 its reverse (312040210222), we get a palindrome (534052250435).

The spelling of 222012040213 in words is "two hundred twenty-two billion, twelve million, forty thousand, two hundred thirteen".