133111211201 has 4 divisors (see below), whose sum is σ = 133206360000. Its totient is φ = 133016062404.

The previous prime is 133111211173. The next prime is 133111211213. The reversal of 133111211201 is 102112111331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133111211201 - 2¹⁸ = 133110949057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133111211201.

It is not an unprimeable number, because it can be changed into a prime (133111211221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47572301 + ... + 47575098.

It is an arithmetic number, because the mean of its divisors is an integer number (33301590000).

Almost surely, 2^133111211201 is an apocalyptic number.

It is an amenable number.

133111211201 is a deficient number, since it is larger than the sum of its proper divisors (95148799).

133111211201 is an equidigital number, since it uses as much as digits as its factorization.

133111211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95148798.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 133111211201 its reverse (102112111331), we get a palindrome (235223322532).

The spelling of 133111211201 in words is "one hundred thirty-three billion, one hundred eleven million, two hundred eleven thousand, two hundred one".