123013203305011 has 2 divisors, whose sum is σ = 123013203305012. Its totient is φ = 123013203305010.

The previous prime is 123013203305009. The next prime is 123013203305021. The reversal of 123013203305011 is 110503302310321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123013203305011 - 2¹ = 123013203305009 is a prime.

Together with 123013203305009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (123013203305021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61506601652505 + 61506601652506.

It is an arithmetic number, because the mean of its divisors is an integer number (61506601652506).

Almost surely, 2^{123013203305011} is an apocalyptic number.

123013203305011 is a deficient number, since it is larger than the sum of its proper divisors (1).

123013203305011 is an equidigital number, since it uses as much as digits as its factorization.

123013203305011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 25.

Adding to 123013203305011 its reverse (110503302310321), we get a palindrome (233516505615332).

The spelling of 123013203305011 in words is "one hundred twenty-three trillion, thirteen billion, two hundred three million, three hundred five thousand, eleven".