100222220000 has 120 divisors (see below), whose sum is σ = 281785187376. Its totient is φ = 34361856000.

The previous prime is 100222219997. The next prime is 100222220027. The reversal of 100222220000 is 22222001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 217937 + ... + 497936.

Almost surely, 2^100222220000 is an apocalyptic number.

100222220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100222220000 is an abundant number, since it is smaller than the sum of its proper divisors (181562967376).

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

100222220000 is an frugal number, since it uses more digits than its factorization.

100222220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715910 (or 715887 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 100222220000 its reverse (22222001), we get a palindrome (100244442001).

The spelling of 100222220000 in words is "one hundred billion, two hundred twenty-two million, two hundred twenty thousand".