111222100002102 has 32 divisors (see below), whose sum is σ = 222889269818880. Its totient is φ = 36999856908480.

The previous prime is 111222100002089. The next prime is 111222100002131. The reversal of 111222100002102 is 201200001222111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 301401327 + ... + 301770117.

It is an arithmetic number, because the mean of its divisors is an integer number (6965289681840).

Almost surely, 2^{111222100002102} is an apocalyptic number.

111222100002102 is an abundant number, since it is smaller than the sum of its proper divisors (111667169816778).

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

111222100002102 is a wasteful number, since it uses less digits than its factorization.

111222100002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469228.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111222100002102 its reverse (201200001222111), we get a palindrome (312422101224213).

The spelling of 111222100002102 in words is "one hundred eleven trillion, two hundred twenty-two billion, one hundred million, two thousand, one hundred two".