113243202 has 48 divisors (see below), whose sum is σ = 254924280. Its totient is φ = 36288000.

The previous prime is 113243177. The next prime is 113243227. The reversal of 113243202 is 202342311.

It is an interprime number because it is at equal distance from previous prime (113243177) and next prime (113243227).

It can be written as a sum of positive squares in 4 ways, for example, as 112338801 + 904401 = 10599^2 + 951^2 .

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 23 ways as a sum of consecutive naturals, for example, 209052 + ... + 209592.

Almost surely, 2^113243202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113243202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127462140).

113243202 is an abundant number, since it is smaller than the sum of its proper divisors (141681078).

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

113243202 is a wasteful number, since it uses less digits than its factorization.

113243202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979 (or 976 counting only the distinct ones).

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

The square root of 113243202 is about 10641.5789242011. The cubic root of 113243202 is about 483.8054023841.

Adding to 113243202 its reverse (202342311), we get a palindrome (315585513).

The spelling of 113243202 in words is "one hundred thirteen million, two hundred forty-three thousand, two hundred two".