133033021020011 has 4 divisors (see below), whose sum is σ = 152037738308592. Its totient is φ = 114028303731432.

The previous prime is 133033021019993. The next prime is 133033021020013. The reversal of 133033021020011 is 110020120330331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133033021020011 - 2¹⁰ = 133033021018987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133033021020013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9502358644280 + ... + 9502358644293.

It is an arithmetic number, because the mean of its divisors is an integer number (38009434577148).

Almost surely, 2^{133033021020011} is an apocalyptic number.

133033021020011 is a deficient number, since it is larger than the sum of its proper divisors (19004717288581).

133033021020011 is an equidigital number, since it uses as much as digits as its factorization.

133033021020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19004717288580.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 133033021020011 its reverse (110020120330331), we get a palindrome (243053141350342).

The spelling of 133033021020011 in words is "one hundred thirty-three trillion, thirty-three billion, twenty-one million, twenty thousand, eleven".