22023212003 has 16 divisors (see below), whose sum is σ = 25696462176. Its totient is φ = 18688320000.

The previous prime is 22023211967. The next prime is 22023212009. The reversal of 22023212003 is 30021232022.

It is a cyclic number.

It is not a de Polignac number, because 22023212003 - 2⁸ = 22023211747 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22023212009) 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, 1149248 + ... + 1168253.

It is an arithmetic number, because the mean of its divisors is an integer number (1606028886).

Almost surely, 2^22023212003 is an apocalyptic number.

22023212003 is a deficient number, since it is larger than the sum of its proper divisors (3673250173).

22023212003 is a wasteful number, since it uses less digits than its factorization.

22023212003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2317574.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 22023212003 its reverse (30021232022), we get a palindrome (52044444025).

The spelling of 22023212003 in words is "twenty-two billion, twenty-three million, two hundred twelve thousand, three".