133221331330111 has 2 divisors, whose sum is σ = 133221331330112. Its totient is φ = 133221331330110.

The previous prime is 133221331330099. The next prime is 133221331330121. The reversal of 133221331330111 is 111033133122331.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133221331330111 - 2⁵ = 133221331330079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133221331330111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133221331330121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66610665665055 + 66610665665056.

It is an arithmetic number, because the mean of its divisors is an integer number (66610665665056).

Almost surely, 2^{133221331330111} is an apocalyptic number.

133221331330111 is a deficient number, since it is larger than the sum of its proper divisors (1).

133221331330111 is an equidigital number, since it uses as much as digits as its factorization.

133221331330111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 133221331330111 its reverse (111033133122331), we get a palindrome (244254464452442).

The spelling of 133221331330111 in words is "one hundred thirty-three trillion, two hundred twenty-one billion, three hundred thirty-one million, three hundred thirty thousand, one hundred eleven".