100201222 has 16 divisors (see below), whose sum is σ = 165261312. Its totient is φ = 45186120.

The previous prime is 100201201. The next prime is 100201229. The reversal of 100201222 is 222102001.

It is a junction number, because it is equal to n+sod(n) for n = 100201199 and 100201208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100201229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15138 + ... + 20725.

It is an arithmetic number, because the mean of its divisors is an integer number (10328832).

Almost surely, 2^100201222 is an apocalyptic number.

100201222 is a deficient number, since it is larger than the sum of its proper divisors (65060090).

100201222 is a wasteful number, since it uses less digits than its factorization.

100201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36003.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 100201222 is about 10010.0560437992. The cubic root of 100201222 is about 464.4700047024.

Adding to 100201222 its reverse (222102001), we get a palindrome (322303223).

The spelling of 100201222 in words is "one hundred million, two hundred one thousand, two hundred twenty-two".