113111223330 has 128 divisors (see below), whose sum is σ = 318962442240. Its totient is φ = 25129232640.

The previous prime is 113111223257. The next prime is 113111223397. The reversal of 113111223330 is 33322111311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 113111223297 and 113111223306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8066025 + ... + 8080035.

It is an arithmetic number, because the mean of its divisors is an integer number (2491894080).

Almost surely, 2^113111223330 is an apocalyptic number.

113111223330 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 113111223330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159481221120).

113111223330 is an abundant number, since it is smaller than the sum of its proper divisors (205851218910).

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

113111223330 is a wasteful number, since it uses less digits than its factorization.

113111223330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15104.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 113111223330 its reverse (33322111311), we get a palindrome (146433334641).

The spelling of 113111223330 in words is "one hundred thirteen billion, one hundred eleven million, two hundred twenty-three thousand, three hundred thirty".