112100011201220 has 48 divisors (see below), whose sum is σ = 269040838929408. Its totient is φ = 38434173548160.

The previous prime is 112100011201207. The next prime is 112100011201273. The reversal of 112100011201220 is 22102110001211.

It is a super-2 number, since 2×112100011201220² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 112100011201195 and 112100011201204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54470765 + ... + 56491275.

It is an arithmetic number, because the mean of its divisors is an integer number (5605017477696).

Almost surely, 2^{112100011201220} is an apocalyptic number.

112100011201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112100011201220 is an abundant number, since it is smaller than the sum of its proper divisors (156940827728188).

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

112100011201220 is a wasteful number, since it uses less digits than its factorization.

112100011201220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2416820 (or 2416818 counting only the distinct ones).

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

Adding to 112100011201220 its reverse (22102110001211), we get a palindrome (134202121202431).

The spelling of 112100011201220 in words is "one hundred twelve trillion, one hundred billion, eleven million, two hundred one thousand, two hundred twenty".