1341532221243 has 16 divisors (see below), whose sum is σ = 1850447358720. Its totient is φ = 863487885344.

The previous prime is 1341532221221. The next prime is 1341532221257. The reversal of 1341532221243 is 3421222351431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1341532221243 - 2¹⁸ = 1341531959099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1341532221283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2757730 + ... + 3207512.

It is an arithmetic number, because the mean of its divisors is an integer number (115652959920).

Almost surely, 2^{1341532221243} is an apocalyptic number.

1341532221243 is a deficient number, since it is larger than the sum of its proper divisors (508915137477).

1341532221243 is a wasteful number, since it uses less digits than its factorization.

1341532221243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484098.

The product of its digits is 34560, while the sum is 33.

Adding to 1341532221243 its reverse (3421222351431), we get a palindrome (4762754572674).

The spelling of 1341532221243 in words is "one trillion, three hundred forty-one billion, five hundred thirty-two million, two hundred twenty-one thousand, two hundred forty-three".