121023112210223 has 2 divisors, whose sum is σ = 121023112210224. Its totient is φ = 121023112210222.

The previous prime is 121023112210151. The next prime is 121023112210241. The reversal of 121023112210223 is 322012211320121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121023112210223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121023102210223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60511556105111 + 60511556105112.

It is an arithmetic number, because the mean of its divisors is an integer number (60511556105112).

Almost surely, 2^{121023112210223} is an apocalyptic number.

121023112210223 is a deficient number, since it is larger than the sum of its proper divisors (1).

121023112210223 is an equidigital number, since it uses as much as digits as its factorization.

121023112210223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 121023112210223 its reverse (322012211320121), we get a palindrome (443035323530344).

The spelling of 121023112210223 in words is "one hundred twenty-one trillion, twenty-three billion, one hundred twelve million, two hundred ten thousand, two hundred twenty-three".