123401100424411 has 2 divisors, whose sum is σ = 123401100424412. Its totient is φ = 123401100424410.

The previous prime is 123401100424367. The next prime is 123401100424423. The reversal of 123401100424411 is 114424001104321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123401100424411 - 2²³ = 123401092035803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123401100424411.

It is not a weakly prime, because it can be changed into another prime (123401100484411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61700550212205 + 61700550212206.

It is an arithmetic number, because the mean of its divisors is an integer number (61700550212206).

Almost surely, 2^{123401100424411} is an apocalyptic number.

123401100424411 is a deficient number, since it is larger than the sum of its proper divisors (1).

123401100424411 is an equidigital number, since it uses as much as digits as its factorization.

123401100424411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 123401100424411 its reverse (114424001104321), we get a palindrome (237825101528732).

The spelling of 123401100424411 in words is "one hundred twenty-three trillion, four hundred one billion, one hundred million, four hundred twenty-four thousand, four hundred eleven".