113321222300 has 288 divisors, whose sum is σ = 301288716288. Its totient is φ = 36432000000.

The previous prime is 113321222293. The next prime is 113321222423. The reversal of 113321222300 is 3222123311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 44772035 + ... + 44774565.

It is an arithmetic number, because the mean of its divisors is an integer number (1046141376).

Almost surely, 2^113321222300 is an apocalyptic number.

113321222300 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 113321222300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150644358144).

113321222300 is an abundant number, since it is smaller than the sum of its proper divisors (187967493988).

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

113321222300 is a wasteful number, since it uses less digits than its factorization.

113321222300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2701 (or 2694 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 113321222300 its reverse (3222123311), we get a palindrome (116543345611).

The spelling of 113321222300 in words is "one hundred thirteen billion, three hundred twenty-one million, two hundred twenty-two thousand, three hundred".