113220020232 has 192 divisors, whose sum is σ = 337656159360. Its totient is φ = 33988300800.

The previous prime is 113220020219. The next prime is 113220020411. The reversal of 113220020232 is 232020022311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42610648 + ... + 42613304.

It is an arithmetic number, because the mean of its divisors is an integer number (1758625830).

Almost surely, 2^113220020232 is an apocalyptic number.

113220020232 is a gapful number since it is divisible by the number (12) 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 113220020232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168828079680).

113220020232 is an abundant number, since it is smaller than the sum of its proper divisors (224436139128).

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

113220020232 is a wasteful number, since it uses less digits than its factorization.

113220020232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3164 (or 3157 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 113220020232 its reverse (232020022311), we get a palindrome (345240042543).

The spelling of 113220020232 in words is "one hundred thirteen billion, two hundred twenty million, twenty thousand, two hundred thirty-two".