1110121423913 has 2 divisors, whose sum is σ = 1110121423914. Its totient is φ = 1110121423912.

The previous prime is 1110121423909. The next prime is 1110121423921. The reversal of 1110121423913 is 3193241210111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 885983565289 + 224137858624 = 941267^2 + 473432^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110121423913 - 2² = 1110121423909 is a prime.

It is not a weakly prime, because it can be changed into another prime (1110121423963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555060711956 + 555060711957.

It is an arithmetic number, because the mean of its divisors is an integer number (555060711957).

Almost surely, 2^{1110121423913} is an apocalyptic number.

It is an amenable number.

1110121423913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110121423913 is an equidigital number, since it uses as much as digits as its factorization.

1110121423913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 1110121423913 in words is "one trillion, one hundred ten billion, one hundred twenty-one million, four hundred twenty-three thousand, nine hundred thirteen".