22202040023 has 4 divisors (see below), whose sum is σ = 22967627640. Its totient is φ = 21436452408.

The previous prime is 22202039983. The next prime is 22202040053. The reversal of 22202040023 is 32004020222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22202040023 - 2⁸ = 22202039767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22202039983 and 22202040010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202040053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382793765 + ... + 382793822.

It is an arithmetic number, because the mean of its divisors is an integer number (5741906910).

Almost surely, 2^22202040023 is an apocalyptic number.

22202040023 is a deficient number, since it is larger than the sum of its proper divisors (765587617).

22202040023 is an equidigital number, since it uses as much as digits as its factorization.

22202040023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765587616.

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 22202040023 its reverse (32004020222), we get a palindrome (54206060245).

The spelling of 22202040023 in words is "twenty-two billion, two hundred two million, forty thousand, twenty-three".