133720012211 has 8 divisors (see below), whose sum is σ = 138912760704. Its totient is φ = 128582213760.

The previous prime is 133720012157. The next prime is 133720012213. The reversal of 133720012211 is 112210027331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133720012211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133720012213) 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, 13732550 + ... + 13742283.

It is an arithmetic number, because the mean of its divisors is an integer number (17364095088).

Almost surely, 2^133720012211 is an apocalyptic number.

133720012211 is a deficient number, since it is larger than the sum of its proper divisors (5192748493).

133720012211 is a wasteful number, since it uses less digits than its factorization.

133720012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27475021.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 133720012211 its reverse (112210027331), we get a palindrome (245930039542).

The spelling of 133720012211 in words is "one hundred thirty-three billion, seven hundred twenty million, twelve thousand, two hundred eleven".