22101220323 has 96 divisors (see below), whose sum is σ = 40514038656. Its totient is φ = 11297470464.

The previous prime is 22101220319. The next prime is 22101220331. The reversal of 22101220323 is 32302210122.

22101220323 is a `hidden beast` number, since 22 + 101 + 220 + 323 = 666.

It is not a de Polignac number, because 22101220323 - 2² = 22101220319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22101220296 and 22101220305.

It is not an unprimeable number, because it can be changed into a prime (22101220313) 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, 8392615 + ... + 8395247.

It is an arithmetic number, because the mean of its divisors is an integer number (422021236).

Almost surely, 2^22101220323 is an apocalyptic number.

22101220323 is a deficient number, since it is larger than the sum of its proper divisors (18412818333).

22101220323 is a wasteful number, since it uses less digits than its factorization.

22101220323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2973 (or 2970 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22101220323 its reverse (32302210122), we get a palindrome (54403430445).

The spelling of 22101220323 in words is "twenty-two billion, one hundred one million, two hundred twenty thousand, three hundred twenty-three".