133201211 has 16 divisors (see below), whose sum is σ = 163296000. Its totient is φ = 106914720.

The previous prime is 133201199. The next prime is 133201213. The reversal of 133201211 is 112102331.

It is not a de Polignac number, because 133201211 - 2¹⁰ = 133200187 is a prime.

It is a super-2 number, since 2×133201211² = 35485125223733042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133201213) 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, 16961 + ... + 23538.

It is an arithmetic number, because the mean of its divisors is an integer number (10206000).

Almost surely, 2^133201211 is an apocalyptic number.

133201211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133201211 is a deficient number, since it is larger than the sum of its proper divisors (30094789).

133201211 is a wasteful number, since it uses less digits than its factorization.

133201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40546.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 133201211 is about 11541.2829009604. The cubic root of 133201211 is about 510.7041548440.

Adding to 133201211 its reverse (112102331), we get a palindrome (245303542).

The spelling of 133201211 in words is "one hundred thirty-three million, two hundred one thousand, two hundred eleven".