22302031223 has 4 divisors (see below), whose sum is σ = 23475822360. Its totient is φ = 21128240088.

The previous prime is 22302031201. The next prime is 22302031231. The reversal of 22302031223 is 32213020322.

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 22302031223 - 2¹² = 22302027127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22302031195 and 22302031204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22302031243) 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, 586895540 + ... + 586895577.

It is an arithmetic number, because the mean of its divisors is an integer number (5868955590).

Almost surely, 2^22302031223 is an apocalyptic number.

22302031223 is a deficient number, since it is larger than the sum of its proper divisors (1173791137).

22302031223 is a wasteful number, since it uses less digits than its factorization.

22302031223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173791136.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22302031223 its reverse (32213020322), we get a palindrome (54515051545).

The spelling of 22302031223 in words is "twenty-two billion, three hundred two million, thirty-one thousand, two hundred twenty-three".