22222142323 has 8 divisors (see below), whose sum is σ = 23192121600. Its totient is φ = 21252479688.

The previous prime is 22222142321. The next prime is 22222142353. The reversal of 22222142323 is 32324122222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22222142323 - 2¹ = 22222142321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22222142321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70288 + ... + 222226.

It is an arithmetic number, because the mean of its divisors is an integer number (2899015200).

Almost surely, 2^22222142323 is an apocalyptic number.

22222142323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22222142323 is a deficient number, since it is larger than the sum of its proper divisors (969979277).

22222142323 is a wasteful number, since it uses less digits than its factorization.

22222142323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158321.

The product of its digits is 4608, while the sum is 25.

Adding to 22222142323 its reverse (32324122222), we get a palindrome (54546264545).

The spelling of 22222142323 in words is "twenty-two billion, two hundred twenty-two million, one hundred forty-two thousand, three hundred twenty-three".