133221001110001 has 16 divisors (see below), whose sum is σ = 153736591310848. Its totient is φ = 113076499770000.

The previous prime is 133221001109957. The next prime is 133221001110013. The reversal of 133221001110001 is 100011100122331.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 133221001110001 - 2²⁵ = 133220967555569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133221001116001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15561376 + ... + 22552126.

It is an arithmetic number, because the mean of its divisors is an integer number (9608536956928).

Almost surely, 2^{133221001110001} is an apocalyptic number.

It is an amenable number.

133221001110001 is a deficient number, since it is larger than the sum of its proper divisors (20515590200847).

133221001110001 is a wasteful number, since it uses less digits than its factorization.

133221001110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7017292.

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

Adding to 133221001110001 its reverse (100011100122331), we get a palindrome (233232101232332).

The spelling of 133221001110001 in words is "one hundred thirty-three trillion, two hundred twenty-one billion, one million, one hundred ten thousand, one".