12111133333303 has 2 divisors, whose sum is σ = 12111133333304. Its totient is φ = 12111133333302.

The previous prime is 12111133333267. The next prime is 12111133333307. The reversal of 12111133333303 is 30333333111121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12111133333303 - 2²⁵ = 12111099778871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12111133333307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6055566666651 + 6055566666652.

It is an arithmetic number, because the mean of its divisors is an integer number (6055566666652).

Almost surely, 2^{12111133333303} is an apocalyptic number.

12111133333303 is a deficient number, since it is larger than the sum of its proper divisors (1).

12111133333303 is an equidigital number, since it uses as much as digits as its factorization.

12111133333303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 28.

Adding to 12111133333303 its reverse (30333333111121), we get a palindrome (42444466444424).

The spelling of 12111133333303 in words is "twelve trillion, one hundred eleven billion, one hundred thirty-three million, three hundred thirty-three thousand, three hundred three".