1341123241221 has 12 divisors (see below), whose sum is σ = 1937242243872. Its totient is φ = 894052516776.

The previous prime is 1341123241189. The next prime is 1341123241253. The reversal of 1341123241221 is 1221423211431.

1341123241221 is a `hidden beast` number, since 1 + 3 + 4 + 11 + 232 + 412 + 2 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (1341123241189) and next prime (1341123241253).

It is not a de Polignac number, because 1341123241221 - 2⁵ = 1341123241189 is a prime.

It is a super-2 number, since 2×1341123241221² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341123241121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2182041 + ... + 2728286.

It is an arithmetic number, because the mean of its divisors is an integer number (161436853656).

Almost surely, 2^{1341123241221} is an apocalyptic number.

It is an amenable number.

1341123241221 is a deficient number, since it is larger than the sum of its proper divisors (596119002651).

1341123241221 is a wasteful number, since it uses less digits than its factorization.

1341123241221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4940680 (or 4940677 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 1341123241221 its reverse (1221423211431), we get a palindrome (2562546452652).

The spelling of 1341123241221 in words is "one trillion, three hundred forty-one billion, one hundred twenty-three million, two hundred forty-one thousand, two hundred twenty-one".