123211042013011 has 8 divisors (see below), whose sum is σ = 126402623956224. Its totient is φ = 120028337906880.

The previous prime is 123211042013009. The next prime is 123211042013021. The reversal of 123211042013011 is 110310240112321.

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 123211042013011 - 2¹ = 123211042013009 is a prime.

It is a super-2 number, since 2×123211042013011² (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 (123211042013021) 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, 2219431155 + ... + 2219486668.

It is an arithmetic number, because the mean of its divisors is an integer number (15800327994528).

Almost surely, 2^{123211042013011} is an apocalyptic number.

123211042013011 is a deficient number, since it is larger than the sum of its proper divisors (3191581943213).

123211042013011 is an equidigital number, since it uses as much as digits as its factorization.

123211042013011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4438918541.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 123211042013011 its reverse (110310240112321), we get a palindrome (233521282125332).

The spelling of 123211042013011 in words is "one hundred twenty-three trillion, two hundred eleven billion, forty-two million, thirteen thousand, eleven".