133120211023 has 4 divisors (see below), whose sum is σ = 136216029928. Its totient is φ = 130024392120.

The previous prime is 133120210997. The next prime is 133120211069. The reversal of 133120211023 is 320112021331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320112021331 = 117191 ⋅2731541.

It is a cyclic number.

It is not a de Polignac number, because 133120211023 - 2¹⁷ = 133120079951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133120211083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1547909388 + ... + 1547909473.

It is an arithmetic number, because the mean of its divisors is an integer number (34054007482).

Almost surely, 2^133120211023 is an apocalyptic number.

133120211023 is a deficient number, since it is larger than the sum of its proper divisors (3095818905).

133120211023 is an equidigital number, since it uses as much as digits as its factorization.

133120211023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095818904.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 133120211023 its reverse (320112021331), we get a palindrome (453232232354).

The spelling of 133120211023 in words is "one hundred thirty-three billion, one hundred twenty million, two hundred eleven thousand, twenty-three".