113331211 has 8 divisors (see below), whose sum is σ = 130857440. Its totient is φ = 96139008.

The previous prime is 113331161. The next prime is 113331247. The reversal of 113331211 is 112133311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113331211 - 2¹¹ = 113329163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113331311) 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 7 ways as a sum of consecutive naturals, for example, 82776 + ... + 84133.

It is an arithmetic number, because the mean of its divisors is an integer number (16357180).

Almost surely, 2^113331211 is an apocalyptic number.

113331211 is a deficient number, since it is larger than the sum of its proper divisors (17526229).

113331211 is an equidigital number, since it uses as much as digits as its factorization.

113331211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167013.

The product of its digits is 54, while the sum is 16.

The square root of 113331211 is about 10645.7132687293. The cubic root of 113331211 is about 483.9307026325.

Adding to 113331211 its reverse (112133311), we get a palindrome (225464522).

It can be divided in two parts, 11333 and 1211, that added together give a square (12544 = 112²).

The spelling of 113331211 in words is "one hundred thirteen million, three hundred thirty-one thousand, two hundred eleven".