134120200023 has 6 divisors (see below), whose sum is σ = 193729177824. Its totient is φ = 89413466676.

The previous prime is 134120200021. The next prime is 134120200057. The reversal of 134120200023 is 320002021431.

It is not a de Polignac number, because 134120200023 - 2¹ = 134120200021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134120199969 and 134120200005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134120200021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7451122215 + ... + 7451122232.

It is an arithmetic number, because the mean of its divisors is an integer number (32288196304).

Almost surely, 2^134120200023 is an apocalyptic number.

134120200023 is a deficient number, since it is larger than the sum of its proper divisors (59608977801).

134120200023 is a wasteful number, since it uses less digits than its factorization.

134120200023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14902244453 (or 14902244450 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 134120200023 its reverse (320002021431), we get a palindrome (454122221454).

The spelling of 134120200023 in words is "one hundred thirty-four billion, one hundred twenty million, two hundred thousand, twenty-three".