121041223 has 2 divisors, whose sum is σ = 121041224. Its totient is φ = 121041222.

The previous prime is 121041199. The next prime is 121041251. The reversal of 121041223 is 322140121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121041223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121041197 and 121041206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121041293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60520611 + 60520612.

It is an arithmetic number, because the mean of its divisors is an integer number (60520612).

Almost surely, 2^121041223 is an apocalyptic number.

121041223 is a deficient number, since it is larger than the sum of its proper divisors (1).

121041223 is an equidigital number, since it uses as much as digits as its factorization.

121041223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 121041223 is about 11001.8736131624. The cubic root of 121041223 is about 494.6649066975.

Adding to 121041223 its reverse (322140121), we get a palindrome (443181344).

The spelling of 121041223 in words is "one hundred twenty-one million, forty-one thousand, two hundred twenty-three".