112221101122110 has 192 divisors, whose sum is σ = 303249461883264. Its totient is φ = 28769302656000.

The previous prime is 112221101122087. The next prime is 112221101122181. The reversal of 112221101122110 is 11221101122211.

It is a happy number.

112221101122110 is a `hidden beast` number, since 11 + 222 + 110 + 112 + 211 + 0 = 666.

It is a super-2 number, since 2×112221101122110² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 163450140 + ... + 164135280.

It is an arithmetic number, because the mean of its divisors is an integer number (1579424280642).

Almost surely, 2^{112221101122110} is an apocalyptic number.

112221101122110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 112221101122110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151624730941632).

112221101122110 is an abundant number, since it is smaller than the sum of its proper divisors (191028360761154).

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

112221101122110 is a wasteful number, since it uses less digits than its factorization.

112221101122110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685779 (or 685776 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 112221101122110 its reverse (11221101122211), we get a palindrome (123442202244321).

It can be divided in two parts, 112221101 and 122110, that added together give a palindrome (112343211).

The spelling of 112221101122110 in words is "one hundred twelve trillion, two hundred twenty-one billion, one hundred one million, one hundred twenty-two thousand, one hundred ten".