112051220 has 12 divisors (see below), whose sum is σ = 235307604. Its totient is φ = 44820480.

The previous prime is 112051201. The next prime is 112051223. The reversal of 112051220 is 22150211.

It can be written as a sum of positive squares in 2 ways, for example, as 18696976 + 93354244 = 4324^2 + 9662^2 .

It is a junction number, because it is equal to n+sod(n) for n = 112051195 and 112051204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112051223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2801261 + ... + 2801300.

It is an arithmetic number, because the mean of its divisors is an integer number (19608967).

Almost surely, 2^112051220 is an apocalyptic number.

112051220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112051220 is an abundant number, since it is smaller than the sum of its proper divisors (123256384).

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

112051220 is a wasteful number, since it uses less digits than its factorization.

112051220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5602570 (or 5602568 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 112051220 is about 10585.4248851900. The cubic root of 112051220 is about 482.1019222834.

The spelling of 112051220 in words is "one hundred twelve million, fifty-one thousand, two hundred twenty".