133101331211 has 16 divisors (see below), whose sum is σ = 137137317408. Its totient is φ = 129130848000.

The previous prime is 133101331157. The next prime is 133101331213. The reversal of 133101331211 is 112133101331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133101331211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133101331213) 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, 3409181 + ... + 3448001.

It is an arithmetic number, because the mean of its divisors is an integer number (8571082338).

Almost surely, 2^133101331211 is an apocalyptic number.

133101331211 is a deficient number, since it is larger than the sum of its proper divisors (4035986197).

133101331211 is an equidigital number, since it uses as much as digits as its factorization.

133101331211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39662.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 133101331211 its reverse (112133101331), we get a palindrome (245234432542).

The spelling of 133101331211 in words is "one hundred thirty-three billion, one hundred one million, three hundred thirty-one thousand, two hundred eleven".