123333221103331 has 2 divisors, whose sum is σ = 123333221103332. Its totient is φ = 123333221103330.

The previous prime is 123333221103319. The next prime is 123333221103341. The reversal of 123333221103331 is 133301122333321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123333221103331 - 2³¹ = 123331073619683 is a prime.

It is a super-2 number, since 2×123333221103331² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123333221103293 and 123333221103302.

It is not a weakly prime, because it can be changed into another prime (123333221103341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61666610551665 + 61666610551666.

It is an arithmetic number, because the mean of its divisors is an integer number (61666610551666).

Almost surely, 2^{123333221103331} is an apocalyptic number.

123333221103331 is a deficient number, since it is larger than the sum of its proper divisors (1).

123333221103331 is an equidigital number, since it uses as much as digits as its factorization.

123333221103331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 31.

Adding to 123333221103331 its reverse (133301122333321), we get a palindrome (256634343436652).

The spelling of 123333221103331 in words is "one hundred twenty-three trillion, three hundred thirty-three billion, two hundred twenty-one million, one hundred three thousand, three hundred thirty-one".