121411223 has 2 divisors, whose sum is σ = 121411224. Its totient is φ = 121411222.

The previous prime is 121411217. The next prime is 121411237. The reversal of 121411223 is 322114121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121411223 - 2¹⁸ = 121149079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121411253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60705611 + 60705612.

It is an arithmetic number, because the mean of its divisors is an integer number (60705612).

Almost surely, 2^121411223 is an apocalyptic number.

121411223 is a deficient number, since it is larger than the sum of its proper divisors (1).

121411223 is an equidigital number, since it uses as much as digits as its factorization.

121411223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96, while the sum is 17.

The square root of 121411223 is about 11018.6761001492. The cubic root of 121411223 is about 495.1684261737.

Adding to 121411223 its reverse (322114121), we get a palindrome (443525344).

The spelling of 121411223 in words is "one hundred twenty-one million, four hundred eleven thousand, two hundred twenty-three".