123303100043043 has 48 divisors (see below), whose sum is σ = 187688036390400. Its totient is φ = 77889377845440.

The previous prime is 123303100042961. The next prime is 123303100043177. The reversal of 123303100043043 is 340340001303321.

123303100043043 is a `hidden beast` number, since 12 + 3 + 30 + 310 + 0 + 0 + 4 + 304 + 3 = 666.

It is not a de Polignac number, because 123303100043043 - 2²⁴ = 123303083265827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123303100042998 and 123303100043016.

It is not an unprimeable number, because it can be changed into a prime (123303100063043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2218758 + ... + 15859668.

It is an arithmetic number, because the mean of its divisors is an integer number (3910167424800).

Almost surely, 2^{123303100043043} is an apocalyptic number.

123303100043043 is a deficient number, since it is larger than the sum of its proper divisors (64384936347357).

123303100043043 is a wasteful number, since it uses less digits than its factorization.

123303100043043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13641592 (or 13641589 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 123303100043043 its reverse (340340001303321), we get a palindrome (463643101346364).

The spelling of 123303100043043 in words is "one hundred twenty-three trillion, three hundred three billion, one hundred million, forty-three thousand, forty-three".