13113202 has 4 divisors (see below), whose sum is σ = 19669806. Its totient is φ = 6556600.

The previous prime is 13113181. The next prime is 13113223. The reversal of 13113202 is 20231131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20231131 = 151 ⋅133981.

It is an interprime number because it is at equal distance from previous prime (13113181) and next prime (13113223).

It can be written as a sum of positive squares in only one way, i.e., 11553201 + 1560001 = 3399^2 + 1249^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3278299 + ... + 3278302.

Almost surely, 2^13113202 is an apocalyptic number.

13113202 is a deficient number, since it is larger than the sum of its proper divisors (6556604).

13113202 is an equidigital number, since it uses as much as digits as its factorization.

13113202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6556603.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 13113202 is about 3621.2155417760. The cubic root of 13113202 is about 235.8139992835.

Adding to 13113202 its reverse (20231131), we get a palindrome (33344333).

The spelling of 13113202 in words is "thirteen million, one hundred thirteen thousand, two hundred two".