123404114133011 has 4 divisors (see below), whose sum is σ = 123884285783592. Its totient is φ = 122923942482432.

The previous prime is 123404114132987. The next prime is 123404114133073. The reversal of 123404114133011 is 110331411404321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123404114133011 is a prime.

It is a super-2 number, since 2×123404114133011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123404114139011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240085824905 + ... + 240085825418.

It is an arithmetic number, because the mean of its divisors is an integer number (30971071445898).

Almost surely, 2^{123404114133011} is an apocalyptic number.

123404114133011 is a deficient number, since it is larger than the sum of its proper divisors (480171650581).

123404114133011 is an equidigital number, since it uses as much as digits as its factorization.

123404114133011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480171650580.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 123404114133011 its reverse (110331411404321), we get a palindrome (233735525537332).

The spelling of 123404114133011 in words is "one hundred twenty-three trillion, four hundred four billion, one hundred fourteen million, one hundred thirty-three thousand, eleven".