111001221210200 has 48 divisors (see below), whose sum is σ = 273258888693480. Its totient is φ = 41788695042560.

The previous prime is 111001221210199. The next prime is 111001221210221. The reversal of 111001221210200 is 2012122100111.

It is a super-2 number, since 2×111001221210200² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16323705602 + ... + 16323712401.

Almost surely, 2^{111001221210200} is an apocalyptic number.

111001221210200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111001221210200 is an abundant number, since it is smaller than the sum of its proper divisors (162257667483280).

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

111001221210200 is a wasteful number, since it uses less digits than its factorization.

111001221210200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32647418036 (or 32647418027 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111001221210200 its reverse (2012122100111), we get a palindrome (113013343310311).

The spelling of 111001221210200 in words is "one hundred eleven trillion, one billion, two hundred twenty-one million, two hundred ten thousand, two hundred".