1341144102421 has 2 divisors, whose sum is σ = 1341144102422. Its totient is φ = 1341144102420.

The previous prime is 1341144102383. The next prime is 1341144102449. The reversal of 1341144102421 is 1242014411431.

It is a happy number.

It is an a-pointer prime, because the next prime (1341144102449) can be obtained adding 1341144102421 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1338905866321 + 2238236100 = 1157111^2 + 47310^2 .

It is a cyclic number.

It is not a de Polignac number, because 1341144102421 - 2⁷ = 1341144102293 is a prime.

It is a super-2 number, since 2×1341144102421² (a number of 25 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 1341144102421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1341144102461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670572051210 + 670572051211.

It is an arithmetic number, because the mean of its divisors is an integer number (670572051211).

Almost surely, 2^{1341144102421} is an apocalyptic number.

It is an amenable number.

1341144102421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341144102421 is an equidigital number, since it uses as much as digits as its factorization.

1341144102421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 1341144102421 its reverse (1242014411431), we get a palindrome (2583158513852).

The spelling of 1341144102421 in words is "one trillion, three hundred forty-one billion, one hundred forty-four million, one hundred two thousand, four hundred twenty-one".