112100100211220 has 24 divisors (see below), whose sum is σ = 256811138666208. Its totient is φ = 40763672804000.

The previous prime is 112100100211193. The next prime is 112100100211243. The reversal of 112100100211220 is 22112001001211.

It is a super-2 number, since 2×112100100211220² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112100100211195 and 112100100211204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254772954806 + ... + 254772955245.

It is an arithmetic number, because the mean of its divisors is an integer number (10700464111092).

Almost surely, 2^{112100100211220} is an apocalyptic number.

112100100211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112100100211220 is an abundant number, since it is smaller than the sum of its proper divisors (144711038454988).

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

112100100211220 is a wasteful number, since it uses less digits than its factorization.

112100100211220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509545910071 (or 509545910069 counting only the distinct ones).

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

Adding to 112100100211220 its reverse (22112001001211), we get a palindrome (134212101212431).

The spelling of 112100100211220 in words is "one hundred twelve trillion, one hundred billion, one hundred million, two hundred eleven thousand, two hundred twenty".