234400131223 has 2 divisors, whose sum is σ = 234400131224. Its totient is φ = 234400131222.

The previous prime is 234400131191. The next prime is 234400131239. The reversal of 234400131223 is 322131004432.

234400131223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234400131223 - 2⁵ = 234400131191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234400131023) 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 as a sum of consecutive naturals, namely, 117200065611 + 117200065612.

It is an arithmetic number, because the mean of its divisors is an integer number (117200065612).

Almost surely, 2^234400131223 is an apocalyptic number.

234400131223 is a deficient number, since it is larger than the sum of its proper divisors (1).

234400131223 is an equidigital number, since it uses as much as digits as its factorization.

234400131223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 234400131223 its reverse (322131004432), we get a palindrome (556531135655).

The spelling of 234400131223 in words is "two hundred thirty-four billion, four hundred million, one hundred thirty-one thousand, two hundred twenty-three".