133323220001 has 32 divisors (see below), whose sum is σ = 151281457920. Its totient is φ = 116740915200.

The previous prime is 133323219941. The next prime is 133323220007. The reversal of 133323220001 is 100022323331.

It is a cyclic number.

It is not a de Polignac number, because 133323220001 - 2¹⁸ = 133322957857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133323220007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5882471 + ... + 5905091.

It is an arithmetic number, because the mean of its divisors is an integer number (4727545560).

Almost surely, 2^133323220001 is an apocalyptic number.

It is an amenable number.

133323220001 is a deficient number, since it is larger than the sum of its proper divisors (17958237919).

133323220001 is a wasteful number, since it uses less digits than its factorization.

133323220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22985.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 133323220001 its reverse (100022323331), we get a palindrome (233345543332).

The spelling of 133323220001 in words is "one hundred thirty-three billion, three hundred twenty-three million, two hundred twenty thousand, one".