113220222330 has 128 divisors (see below), whose sum is σ = 291753031680. Its totient is φ = 28031927040.

The previous prime is 113220222307. The next prime is 113220222337. The reversal of 113220222330 is 33222022311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 113220222297 and 113220222306.

It is not an unprimeable number, because it can be changed into a prime (113220222337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 38999659 + ... + 39002561.

It is an arithmetic number, because the mean of its divisors is an integer number (2279320560).

Almost surely, 2^113220222330 is an apocalyptic number.

113220222330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113220222330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145876515840).

113220222330 is an abundant number, since it is smaller than the sum of its proper divisors (178532809350).

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

113220222330 is a wasteful number, since it uses less digits than its factorization.

113220222330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4276.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 113220222330 its reverse (33222022311), we get a palindrome (146442244641).

The spelling of 113220222330 in words is "one hundred thirteen billion, two hundred twenty million, two hundred twenty-two thousand, three hundred thirty".