100023201222 has 32 divisors (see below), whose sum is σ = 231844529664. Its totient is φ = 28175548800.

The previous prime is 100023201181. The next prime is 100023201227. The reversal of 100023201222 is 222102320001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100023201227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16768179 + ... + 16774142.

It is an arithmetic number, because the mean of its divisors is an integer number (7245141552).

Almost surely, 2^100023201222 is an apocalyptic number.

100023201222 is an abundant number, since it is smaller than the sum of its proper divisors (131821328442).

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

100023201222 is a wasteful number, since it uses less digits than its factorization.

100023201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33542404.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 100023201222 its reverse (222102320001), we get a palindrome (322125521223).

The spelling of 100023201222 in words is "one hundred billion, twenty-three million, two hundred one thousand, two hundred twenty-two".