23222222221100 has 72 divisors (see below), whose sum is σ = 60095072502528. Its totient is φ = 7615734984000.

The previous prime is 23222222221073. The next prime is 23222222221117. The reversal of 23222222221100 is 112222222232.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 721170926 + ... + 721203125.

Almost surely, 2^{23222222221100} is an apocalyptic number.

23222222221100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23222222221100 is an abundant number, since it is smaller than the sum of its proper divisors (36872850281428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23222222221100 is a wasteful number, since it uses less digits than its factorization.

23222222221100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442374095 (or 1442374088 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 23222222221100 its reverse (112222222232), we get a palindrome (23334444443332).

The spelling of 23222222221100 in words is "twenty-three trillion, two hundred twenty-two billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred".