112210121300 has 72 divisors (see below), whose sum is σ = 250547760792. Its totient is φ = 43600960000.

The previous prime is 112210121269. The next prime is 112210121329. The reversal of 112210121300 is 3121012211.

It can be written as a sum of positive squares in 12 ways, for example, as 56130064 + 112153991236 = 7492^2 + 334894^2 .

It is a super-2 number, since 2×112210121300² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 430490 + ... + 640110.

It is an arithmetic number, because the mean of its divisors is an integer number (3479830011).

Almost surely, 2^112210121300 is an apocalyptic number.

112210121300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112210121300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125273880396).

112210121300 is an abundant number, since it is smaller than the sum of its proper divisors (138337639492).

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

112210121300 is a wasteful number, since it uses less digits than its factorization.

112210121300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209789 (or 209782 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 112210121300 its reverse (3121012211), we get a palindrome (115331133511).

The spelling of 112210121300 in words is "one hundred twelve billion, two hundred ten million, one hundred twenty-one thousand, three hundred".