134121004223 has 2 divisors, whose sum is σ = 134121004224. Its totient is φ = 134121004222.

The previous prime is 134121004183. The next prime is 134121004309. The reversal of 134121004223 is 322400121431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134121004223 - 2⁶ = 134121004159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134121024223) 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 as a sum of consecutive naturals, namely, 67060502111 + 67060502112.

It is an arithmetic number, because the mean of its divisors is an integer number (67060502112).

Almost surely, 2^134121004223 is an apocalyptic number.

134121004223 is a deficient number, since it is larger than the sum of its proper divisors (1).

134121004223 is an equidigital number, since it uses as much as digits as its factorization.

134121004223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 134121004223 its reverse (322400121431), we get a palindrome (456521125654).

The spelling of 134121004223 in words is "one hundred thirty-four billion, one hundred twenty-one million, four thousand, two hundred twenty-three".