1114143441421 has 2 divisors, whose sum is σ = 1114143441422. Its totient is φ = 1114143441420.

The previous prime is 1114143441419. The next prime is 1114143441511. The reversal of 1114143441421 is 1241443414111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1062620797225 + 51522644196 = 1030835^2 + 226986^2 .

It is a cyclic number.

It is not a de Polignac number, because 1114143441421 - 2¹ = 1114143441419 is a prime.

It is a super-2 number, since 2×1114143441421² (a number of 25 digits) contains 22 as substring.

Together with 1114143441419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1114143442421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557071720710 + 557071720711.

It is an arithmetic number, because the mean of its divisors is an integer number (557071720711).

Almost surely, 2^{1114143441421} is an apocalyptic number.

It is an amenable number.

1114143441421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1114143441421 is an equidigital number, since it uses as much as digits as its factorization.

1114143441421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6144, while the sum is 31.

Adding to 1114143441421 its reverse (1241443414111), we get a palindrome (2355586855532).

The spelling of 1114143441421 in words is "one trillion, one hundred fourteen billion, one hundred forty-three million, four hundred forty-one thousand, four hundred twenty-one".