22031203023 has 96 divisors (see below), whose sum is σ = 35005763520. Its totient is φ = 13300531200.

The previous prime is 22031203013. The next prime is 22031203099. The reversal of 22031203023 is 32030213022.

It is a happy number.

It is not a de Polignac number, because 22031203023 - 2⁶ = 22031202959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22031202987 and 22031203005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22031203013) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 114151215 + ... + 114151407.

It is an arithmetic number, because the mean of its divisors is an integer number (364643370).

Almost surely, 2^22031203023 is an apocalyptic number.

22031203023 is a deficient number, since it is larger than the sum of its proper divisors (12974560497).

22031203023 is a wasteful number, since it uses less digits than its factorization.

22031203023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489 (or 486 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 22031203023 its reverse (32030213022), we get a palindrome (54061416045).

Subtracting 22031203023 from its reverse (32030213022), we obtain a palindrome (9999009999).

The spelling of 22031203023 in words is "twenty-two billion, thirty-one million, two hundred three thousand, twenty-three".