1341220223869 has 2 divisors, whose sum is σ = 1341220223870. Its totient is φ = 1341220223868.

The previous prime is 1341220223839. The next prime is 1341220223887. The reversal of 1341220223869 is 9683220221431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 975995805625 + 365224418244 = 987925^2 + 604338^2 .

It is a cyclic number.

It is not a de Polignac number, because 1341220223869 - 2¹¹ = 1341220221821 is a prime.

It is a super-2 number, since 2×1341220223869² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1341220223839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670610111934 + 670610111935.

It is an arithmetic number, because the mean of its divisors is an integer number (670610111935).

Almost surely, 2^{1341220223869} is an apocalyptic number.

It is an amenable number.

1341220223869 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341220223869 is an equidigital number, since it uses as much as digits as its factorization.

1341220223869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 1341220223869 in words is "one trillion, three hundred forty-one billion, two hundred twenty million, two hundred twenty-three thousand, eight hundred sixty-nine".