22213010123 has 4 divisors (see below), whose sum is σ = 22589501880. Its totient is φ = 21836518368.

The previous prime is 22213010107. The next prime is 22213010129. The reversal of 22213010123 is 32101031222.

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 22213010123 - 2⁴ = 22213010107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22213010129) 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, 188245790 + ... + 188245907.

It is an arithmetic number, because the mean of its divisors is an integer number (5647375470).

Almost surely, 2^22213010123 is an apocalyptic number.

22213010123 is a deficient number, since it is larger than the sum of its proper divisors (376491757).

22213010123 is an equidigital number, since it uses as much as digits as its factorization.

22213010123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376491756.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22213010123 its reverse (32101031222), we get a palindrome (54314041345).

The spelling of 22213010123 in words is "twenty-two billion, two hundred thirteen million, ten thousand, one hundred twenty-three".