113244122400 has 144 divisors (see below), whose sum is σ = 368727212448. Its totient is φ = 30188800000.

The previous prime is 113244122399. The next prime is 113244122401. The reversal of 113244122400 is 4221442311.

It is an interprime number because it is at equal distance from previous prime (113244122399) and next prime (113244122401).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (113244122401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10677100 + ... + 10687700.

It is an arithmetic number, because the mean of its divisors is an integer number (2560605642).

Almost surely, 2^113244122400 is an apocalyptic number.

113244122400 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 113244122400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184363606224).

113244122400 is an abundant number, since it is smaller than the sum of its proper divisors (255483090048).

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

113244122400 is a wasteful number, since it uses less digits than its factorization.

113244122400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15075 (or 15062 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 113244122400 its reverse (4221442311), we get a palindrome (117465564711).

The spelling of 113244122400 in words is "one hundred thirteen billion, two hundred forty-four million, one hundred twenty-two thousand, four hundred".