23201242222 has 4 divisors (see below), whose sum is σ = 34801863336. Its totient is φ = 11600621110.

The previous prime is 23201242217. The next prime is 23201242223. The reversal of 23201242222 is 22224210232.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 23201242193 and 23201242202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23201242223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5800310554 + ... + 5800310557.

It is an arithmetic number, because the mean of its divisors is an integer number (8700465834).

Almost surely, 2^23201242222 is an apocalyptic number.

23201242222 is a deficient number, since it is larger than the sum of its proper divisors (11600621114).

23201242222 is a wasteful number, since it uses less digits than its factorization.

23201242222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11600621113.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 23201242222 its reverse (22224210232), we get a palindrome (45425452454).

The spelling of 23201242222 in words is "twenty-three billion, two hundred one million, two hundred forty-two thousand, two hundred twenty-two".