222111202133 has 2 divisors, whose sum is σ = 222111202134. Its totient is φ = 222111202132.

The previous prime is 222111202091. The next prime is 222111202151. The reversal of 222111202133 is 331202111222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170669786884 + 51441415249 = 413122^2 + 226807^2 .

It is a cyclic number.

It is not a de Polignac number, because 222111202133 - 2¹⁸ = 222110939989 is a prime.

It is a super-2 number, since 2×222111202133² (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 (222111202163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111055601066 + 111055601067.

It is an arithmetic number, because the mean of its divisors is an integer number (111055601067).

Almost surely, 2^222111202133 is an apocalyptic number.

It is an amenable number.

222111202133 is a deficient number, since it is larger than the sum of its proper divisors (1).

222111202133 is an equidigital number, since it uses as much as digits as its factorization.

222111202133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 222111202133 its reverse (331202111222), we get a palindrome (553313313355).

The spelling of 222111202133 in words is "two hundred twenty-two billion, one hundred eleven million, two hundred two thousand, one hundred thirty-three".