113212199 has 2 divisors, whose sum is σ = 113212200. Its totient is φ = 113212198.

The previous prime is 113212189. The next prime is 113212219. The reversal of 113212199 is 991212311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113212199 - 2¹² = 113208103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113212109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56606099 + 56606100.

It is an arithmetic number, because the mean of its divisors is an integer number (56606100).

Almost surely, 2^113212199 is an apocalyptic number.

113212199 is a deficient number, since it is larger than the sum of its proper divisors (1).

113212199 is an equidigital number, since it uses as much as digits as its factorization.

113212199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 29.

The square root of 113212199 is about 10640.1221327577. The cubic root of 113212199 is about 483.7612473042.

It can be divided in two parts, 1132 and 12199, that added together give a palindrome (13331).

The spelling of 113212199 in words is "one hundred thirteen million, two hundred twelve thousand, one hundred ninety-nine".