2031124623 has 64 divisors (see below), whose sum is σ = 3196537344. Its totient is φ = 1133568000.

The previous prime is 2031124607. The next prime is 2031124633. The reversal of 2031124623 is 3264211302.

It is a Cunningham number, because it is equal to 45068²-1.

It is not a de Polignac number, because 2031124623 - 2⁴ = 2031124607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2031124593 and 2031124602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031124633) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8427783 + ... + 8428023.

It is an arithmetic number, because the mean of its divisors is an integer number (49945896).

Almost surely, 2^2031124623 is an apocalyptic number.

2031124623 is a deficient number, since it is larger than the sum of its proper divisors (1165412721).

2031124623 is a wasteful number, since it uses less digits than its factorization.

2031124623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2031124623 is about 45067.9999889057. Note that the first 4 decimals coincide. The cubic root of 2031124623 is about 1266.4231974418.

Adding to 2031124623 its reverse (3264211302), we get a palindrome (5295335925).

The spelling of 2031124623 in words is "two billion, thirty-one million, one hundred twenty-four thousand, six hundred twenty-three".