113421330 has 64 divisors (see below), whose sum is σ = 329961600. Its totient is φ = 27495360.

The previous prime is 113421313. The next prime is 113421337. The reversal of 113421330 is 33124311.

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

It is not an unprimeable number, because it can be changed into a prime (113421337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16125 + ... + 22064.

It is an arithmetic number, because the mean of its divisors is an integer number (5155650).

Almost surely, 2^113421330 is an apocalyptic number.

113421330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113421330 is an abundant number, since it is smaller than the sum of its proper divisors (216540270).

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

113421330 is a wasteful number, since it uses less digits than its factorization.

113421330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38216 (or 38210 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 113421330 is about 10649.9450702809. The cubic root of 113421330 is about 484.0589397293.

Adding to 113421330 its reverse (33124311), we get a palindrome (146545641).

The spelling of 113421330 in words is "one hundred thirteen million, four hundred twenty-one thousand, three hundred thirty".