123120200040203 has 8 divisors (see below), whose sum is σ = 128473943920128. Its totient is φ = 117766513802344.

The previous prime is 123120200040133. The next prime is 123120200040223. The reversal of 123120200040203 is 302040002021321.

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 123120200040203 - 2²⁰ = 123120198991627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123120200040223) 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, 10017251 + ... + 18616812.

It is an arithmetic number, because the mean of its divisors is an integer number (16059242990016).

Almost surely, 2^{123120200040203} is an apocalyptic number.

123120200040203 is a deficient number, since it is larger than the sum of its proper divisors (5353743879925).

123120200040203 is a wasteful number, since it uses less digits than its factorization.

123120200040203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28821033.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 123120200040203 its reverse (302040002021321), we get a palindrome (425160202061524).

The spelling of 123120200040203 in words is "one hundred twenty-three trillion, one hundred twenty billion, two hundred million, forty thousand, two hundred three".