133023011211 has 16 divisors (see below), whose sum is σ = 197136960000. Its totient is φ = 88652382984.

The previous prime is 133023011189. The next prime is 133023011237. The reversal of 133023011211 is 112110320331.

It is not a de Polignac number, because 133023011211 - 2¹³ = 133023003019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133023001211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 740431 + ... + 902376.

It is an arithmetic number, because the mean of its divisors is an integer number (12321060000).

Almost surely, 2^133023011211 is an apocalyptic number.

133023011211 is a deficient number, since it is larger than the sum of its proper divisors (64113948789).

133023011211 is a wasteful number, since it uses less digits than its factorization.

133023011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645815 (or 1645809 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 133023011211 its reverse (112110320331), we get a palindrome (245133331542).

The spelling of 133023011211 in words is "one hundred thirty-three billion, twenty-three million, eleven thousand, two hundred eleven".