133101212011 has 2 divisors, whose sum is σ = 133101212012. Its totient is φ = 133101212010.

The previous prime is 133101211979. The next prime is 133101212017. The reversal of 133101212011 is 110212101331.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133101212011 - 2⁵ = 133101211979 is a prime.

It is not a weakly prime, because it can be changed into another prime (133101212017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66550606005 + 66550606006.

It is an arithmetic number, because the mean of its divisors is an integer number (66550606006).

Almost surely, 2^133101212011 is an apocalyptic number.

133101212011 is a deficient number, since it is larger than the sum of its proper divisors (1).

133101212011 is an equidigital number, since it uses as much as digits as its factorization.

133101212011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 133101212011 its reverse (110212101331), we get a palindrome (243313313342).

The spelling of 133101212011 in words is "one hundred thirty-three billion, one hundred one million, two hundred twelve thousand, eleven".