121588134223 has 2 divisors, whose sum is σ = 121588134224. Its totient is φ = 121588134222.

The previous prime is 121588134203. The next prime is 121588134257. The reversal of 121588134223 is 322431885121.

It is a weak prime.

It is an emirp because it is prime and its reverse (322431885121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121588134223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121588134203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60794067111 + 60794067112.

It is an arithmetic number, because the mean of its divisors is an integer number (60794067112).

Almost surely, 2^121588134223 is an apocalyptic number.

121588134223 is a deficient number, since it is larger than the sum of its proper divisors (1).

121588134223 is an equidigital number, since it uses as much as digits as its factorization.

121588134223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 92160, while the sum is 40.

The spelling of 121588134223 in words is "one hundred twenty-one billion, five hundred eighty-eight million, one hundred thirty-four thousand, two hundred twenty-three".