123222212121133 has 2 divisors, whose sum is σ = 123222212121134. Its totient is φ = 123222212121132.

The previous prime is 123222212121103. The next prime is 123222212121139. The reversal of 123222212121133 is 331121212222321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120665545435369 + 2556666685764 = 10984787^2 + 1598958^2 .

It is a cyclic number.

It is not a de Polignac number, because 123222212121133 - 2¹⁷ = 123222211990061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123222212121139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61611106060566 + 61611106060567.

It is an arithmetic number, because the mean of its divisors is an integer number (61611106060567).

Almost surely, 2^{123222212121133} is an apocalyptic number.

It is an amenable number.

123222212121133 is a deficient number, since it is larger than the sum of its proper divisors (1).

123222212121133 is an equidigital number, since it uses as much as digits as its factorization.

123222212121133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

Adding to 123222212121133 its reverse (331121212222321), we get a palindrome (454343424343454).

The spelling of 123222212121133 in words is "one hundred twenty-three trillion, two hundred twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, one hundred thirty-three".