133123100120311 has 24 divisors (see below), whose sum is σ = 154902629345184. Its totient is φ = 114072253747200.

The previous prime is 133123100120273. The next prime is 133123100120347. The reversal of 133123100120311 is 113021001321331.

It is not a de Polignac number, because 133123100120311 - 2⁷ = 133123100120183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133123100120371) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4420769991 + ... + 4420800103.

It is an arithmetic number, because the mean of its divisors is an integer number (6454276222716).

Almost surely, 2^{133123100120311} is an apocalyptic number.

133123100120311 is a deficient number, since it is larger than the sum of its proper divisors (21779529224873).

133123100120311 is a wasteful number, since it uses less digits than its factorization.

133123100120311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53431 (or 53424 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 133123100120311 its reverse (113021001321331), we get a palindrome (246144101441642).

The spelling of 133123100120311 in words is "one hundred thirty-three trillion, one hundred twenty-three billion, one hundred million, one hundred twenty thousand, three hundred eleven".