112101420 has 48 divisors (see below), whose sum is σ = 314788320. Its totient is φ = 29807616.

The previous prime is 112101401. The next prime is 112101427. The reversal of 112101420 is 24101211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 112101396 and 112101405.

It is not an unprimeable number, because it can be changed into a prime (112101427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19876 + ... + 24884.

It is an arithmetic number, because the mean of its divisors is an integer number (6558090).

Almost surely, 2^112101420 is an apocalyptic number.

112101420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112101420 is an abundant number, since it is smaller than the sum of its proper divisors (202686900).

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

112101420 is a wasteful number, since it uses less digits than its factorization.

112101420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5394 (or 5392 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 112101420 is about 10587.7958046045. The cubic root of 112101420 is about 482.1739069324.

Adding to 112101420 its reverse (24101211), we get a palindrome (136202631).

The spelling of 112101420 in words is "one hundred twelve million, one hundred one thousand, four hundred twenty".