133111101211 has 8 divisors (see below), whose sum is σ = 146497174704. Its totient is φ = 119939205120.

The previous prime is 133111101203. The next prime is 133111101229. The reversal of 133111101211 is 112101111331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133111101211 - 2³ = 133111101203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133111101241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53543046 + ... + 53545531.

It is an arithmetic number, because the mean of its divisors is an integer number (18312146838).

Almost surely, 2^133111101211 is an apocalyptic number.

133111101211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133111101211 is a deficient number, since it is larger than the sum of its proper divisors (13386073493).

133111101211 is a wasteful number, since it uses less digits than its factorization.

133111101211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107088701.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 133111101211 its reverse (112101111331), we get a palindrome (245212212542).

The spelling of 133111101211 in words is "one hundred thirty-three billion, one hundred eleven million, one hundred one thousand, two hundred eleven".