2123524401 has 16 divisors (see below), whose sum is σ = 2881720320. Its totient is φ = 1390545360.

The previous prime is 2123524393. The next prime is 2123524453. The reversal of 2123524401 is 1044253212.

It is not a de Polignac number, because 2123524401 - 2³ = 2123524393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2123524471) 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, 247656 + ... + 256086.

It is an arithmetic number, because the mean of its divisors is an integer number (180107520).

Almost surely, 2^2123524401 is an apocalyptic number.

It is an amenable number.

2123524401 is a deficient number, since it is larger than the sum of its proper divisors (758195919).

2123524401 is a wasteful number, since it uses less digits than its factorization.

2123524401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9916.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2123524401 is about 46081.7143886813. The cubic root of 2123524401 is about 1285.3431436343.

Adding to 2123524401 its reverse (1044253212), we get a palindrome (3167777613).

The spelling of 2123524401 in words is "two billion, one hundred twenty-three million, five hundred twenty-four thousand, four hundred one".