123034313021111 has 4 divisors (see below), whose sum is σ = 123300045879072. Its totient is φ = 122768580163152.

The previous prime is 123034313021107. The next prime is 123034313021117. The reversal of 123034313021111 is 111120313430321.

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

It is a cyclic number.

It is not a de Polignac number, because 123034313021111 - 2² = 123034313021107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123034313021117) 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, 132866428286 + ... + 132866429211.

It is an arithmetic number, because the mean of its divisors is an integer number (30825011469768).

Almost surely, 2^{123034313021111} is an apocalyptic number.

123034313021111 is a deficient number, since it is larger than the sum of its proper divisors (265732857961).

123034313021111 is an equidigital number, since it uses as much as digits as its factorization.

123034313021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265732857960.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 123034313021111 its reverse (111120313430321), we get a palindrome (234154626451432).

The spelling of 123034313021111 in words is "one hundred twenty-three trillion, thirty-four billion, three hundred thirteen million, twenty-one thousand, one hundred eleven".