113121302 has 12 divisors (see below), whose sum is σ = 197385300. Its totient is φ = 48480516.

The previous prime is 113121301. The next prime is 113121317. The reversal of 113121302 is 203121311.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113121301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 577052 + ... + 577247.

It is an arithmetic number, because the mean of its divisors is an integer number (16448775).

Almost surely, 2^113121302 is an apocalyptic number.

113121302 is a deficient number, since it is larger than the sum of its proper divisors (84263998).

113121302 is a wasteful number, since it uses less digits than its factorization.

113121302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154315 (or 1154308 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 113121302 is about 10635.8498485076. The cubic root of 113121302 is about 483.6317435343.

Adding to 113121302 its reverse (203121311), we get a palindrome (316242613).

Subtracting 113121302 from its reverse (203121311), we obtain a palindrome (90000009).

The spelling of 113121302 in words is "one hundred thirteen million, one hundred twenty-one thousand, three hundred two".