123011103343 has 24 divisors (see below), whose sum is σ = 135866127600. Its totient is φ = 111053188224.

The previous prime is 123011103337. The next prime is 123011103353. The reversal of 123011103343 is 343301110321.

It is not a de Polignac number, because 123011103343 - 2²¹ = 123009006191 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 (123011103323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2680971 + ... + 2726467.

It is an arithmetic number, because the mean of its divisors is an integer number (5661088650).

Almost surely, 2^123011103343 is an apocalyptic number.

123011103343 is a deficient number, since it is larger than the sum of its proper divisors (12855024257).

123011103343 is a wasteful number, since it uses less digits than its factorization.

123011103343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45831 (or 45808 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 123011103343 its reverse (343301110321), we get a palindrome (466312213664).

The spelling of 123011103343 in words is "one hundred twenty-three billion, eleven million, one hundred three thousand, three hundred forty-three".