22323213203 has 4 divisors (see below), whose sum is σ = 22324323528. Its totient is φ = 22322102880.

The previous prime is 22323213173. The next prime is 22323213223. The reversal of 22323213203 is 30231232322.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22323213203 is a prime.

It is a super-3 number, since 3×22323213203³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22323213223) 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, 524438 + ... + 565403.

It is an arithmetic number, because the mean of its divisors is an integer number (5581080882).

Almost surely, 2^22323213203 is an apocalyptic number.

22323213203 is a deficient number, since it is larger than the sum of its proper divisors (1110325).

22323213203 is a wasteful number, since it uses less digits than its factorization.

22323213203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110324.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 22323213203 its reverse (30231232322), we get a palindrome (52554445525).

The spelling of 22323213203 in words is "twenty-two billion, three hundred twenty-three million, two hundred thirteen thousand, two hundred three".