100222222222 has 16 divisors (see below), whose sum is σ = 154442356992. Its totient is φ = 48750723000.

The previous prime is 100222222201. The next prime is 100222222231. The reversal of 100222222222 is 222222222001.

100222222222 is a modest number, since divided by 222222 gives 100222 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 100222222222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2299878 + ... + 2343049.

It is an arithmetic number, because the mean of its divisors is an integer number (9652647312).

Almost surely, 2^100222222222 is an apocalyptic number.

100222222222 is a deficient number, since it is larger than the sum of its proper divisors (54220134770).

100222222222 is a wasteful number, since it uses less digits than its factorization.

100222222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4643223.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 100222222222 its reverse (222222222001), we get a palindrome (322444444223).

The spelling of 100222222222 in words is "one hundred billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty-two".