123522130203 has 16 divisors (see below), whose sum is σ = 178637459616. Its totient is φ = 75613736960.

The previous prime is 123522130159. The next prime is 123522130217. The reversal of 123522130203 is 302031225321.

It is a happy number.

It is not a de Polignac number, because 123522130203 - 2⁶ = 123522130139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123522130103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29534526 + ... + 29538707.

It is an arithmetic number, because the mean of its divisors is an integer number (11164841226).

Almost surely, 2^123522130203 is an apocalyptic number.

123522130203 is a deficient number, since it is larger than the sum of its proper divisors (55115329413).

123522130203 is a wasteful number, since it uses less digits than its factorization.

123522130203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59073294.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 123522130203 its reverse (302031225321), we get a palindrome (425553355524).

The spelling of 123522130203 in words is "one hundred twenty-three billion, five hundred twenty-two million, one hundred thirty thousand, two hundred three".