23232121222 has 8 divisors (see below), whose sum is σ = 36898074936. Its totient is φ = 10932762912.

The previous prime is 23232121189. The next prime is 23232121229. The reversal of 23232121222 is 22212123232.

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

It is a junction number, because it is equal to n+sod(n) for n = 23232121193 and 23232121202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23232121229) 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, 341648808 + ... + 341648875.

It is an arithmetic number, because the mean of its divisors is an integer number (4612259367).

Almost surely, 2^23232121222 is an apocalyptic number.

23232121222 is a deficient number, since it is larger than the sum of its proper divisors (13665953714).

23232121222 is a wasteful number, since it uses less digits than its factorization.

23232121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683297702.

The product of its digits is 1152, while the sum is 22.

Adding to 23232121222 its reverse (22212123232), we get a palindrome (45444244454).

The spelling of 23232121222 in words is "twenty-three billion, two hundred thirty-two million, one hundred twenty-one thousand, two hundred twenty-two".