255342211123 has 2 divisors, whose sum is σ = 255342211124. Its totient is φ = 255342211122.

The previous prime is 255342211121. The next prime is 255342211127. The reversal of 255342211123 is 321112243552.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255342211123 - 2¹ = 255342211121 is a prime.

It is a super-2 number, since 2×255342211123² (a number of 24 digits) contains 22 as substring.

Together with 255342211121, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (255342211121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127671105561 + 127671105562.

It is an arithmetic number, because the mean of its divisors is an integer number (127671105562).

Almost surely, 2^255342211123 is an apocalyptic number.

255342211123 is a deficient number, since it is larger than the sum of its proper divisors (1).

255342211123 is an equidigital number, since it uses as much as digits as its factorization.

255342211123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 31.

Adding to 255342211123 its reverse (321112243552), we get a palindrome (576454454675).

The spelling of 255342211123 in words is "two hundred fifty-five billion, three hundred forty-two million, two hundred eleven thousand, one hundred twenty-three".