123100122232011 has 8 divisors (see below), whose sum is σ = 164133709427520. Its totient is φ = 82066641595592.

The previous prime is 123100122232007. The next prime is 123100122232051. The reversal of 123100122232011 is 110232221001321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123100122232011 - 2² = 123100122232007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123100122232051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23904105 + ... + 28593818.

It is an arithmetic number, because the mean of its divisors is an integer number (20516713678440).

Almost surely, 2^{123100122232011} is an apocalyptic number.

123100122232011 is a deficient number, since it is larger than the sum of its proper divisors (41033587195509).

123100122232011 is an equidigital number, since it uses as much as digits as its factorization.

123100122232011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53279545.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 123100122232011 its reverse (110232221001321), we get a palindrome (233332343233332).

The spelling of 123100122232011 in words is "one hundred twenty-three trillion, one hundred billion, one hundred twenty-two million, two hundred thirty-two thousand, eleven".