121104130223231 has 2 divisors, whose sum is σ = 121104130223232. Its totient is φ = 121104130223230.

The previous prime is 121104130223227. The next prime is 121104130223261. The reversal of 121104130223231 is 132322031401121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121104130223231 - 2² = 121104130223227 is a prime.

It is a super-2 number, since 2×121104130223231² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121104130223231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121104130223261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60552065111615 + 60552065111616.

It is an arithmetic number, because the mean of its divisors is an integer number (60552065111616).

Almost surely, 2^{121104130223231} is an apocalyptic number.

121104130223231 is a deficient number, since it is larger than the sum of its proper divisors (1).

121104130223231 is an equidigital number, since it uses as much as digits as its factorization.

121104130223231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 121104130223231 its reverse (132322031401121), we get a palindrome (253426161624352).

The spelling of 121104130223231 in words is "one hundred twenty-one trillion, one hundred four billion, one hundred thirty million, two hundred twenty-three thousand, two hundred thirty-one".