100200111222 has 32 divisors (see below), whose sum is σ = 202032859392. Its totient is φ = 33128789984.

The previous prime is 100200111101. The next prime is 100200111227. The reversal of 100200111222 is 222111002001.

100200111222 is a modest number, since divided by 111222 gives 100200 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 100200111198 and 100200111207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100200111227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360868 + ... + 575000.

It is an arithmetic number, because the mean of its divisors is an integer number (6313526856).

Almost surely, 2^100200111222 is an apocalyptic number.

100200111222 is an abundant number, since it is smaller than the sum of its proper divisors (101832748170).

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

100200111222 is a wasteful number, since it uses less digits than its factorization.

100200111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214772.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100200111222 its reverse (222111002001), we get a palindrome (322311113223).

The spelling of 100200111222 in words is "one hundred billion, two hundred million, one hundred eleven thousand, two hundred twenty-two".