111221010200102 has 64 divisors (see below), whose sum is σ = 185660019855360. Its totient is φ = 49544115868800.

The previous prime is 111221010199991. The next prime is 111221010200123. The reversal of 111221010200102 is 201002010122111.

It is a super-2 number, since 2×111221010200102² (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 31 ways as a sum of consecutive naturals, for example, 526391843 + ... + 526603089.

It is an arithmetic number, because the mean of its divisors is an integer number (2900937810240).

Almost surely, 2^{111221010200102} is an apocalyptic number.

111221010200102 is a deficient number, since it is larger than the sum of its proper divisors (74439009655258).

111221010200102 is a wasteful number, since it uses less digits than its factorization.

111221010200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212757.

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

Adding to 111221010200102 its reverse (201002010122111), we get a palindrome (312223020322213).

The spelling of 111221010200102 in words is "one hundred eleven trillion, two hundred twenty-one billion, ten million, two hundred thousand, one hundred two".