3411412112221 has 2 divisors, whose sum is σ = 3411412112222. Its totient is φ = 3411412112220.

The previous prime is 3411412112183. The next prime is 3411412112231. The reversal of 3411412112221 is 1222112141143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2946818556900 + 464593555321 = 1716630^2 + 681611^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3411412112221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3411412112231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1705706056110 + 1705706056111.

It is an arithmetic number, because the mean of its divisors is an integer number (1705706056111).

Almost surely, 2^{3411412112221} is an apocalyptic number.

It is an amenable number.

3411412112221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3411412112221 is an equidigital number, since it uses as much as digits as its factorization.

3411412112221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 768, while the sum is 25.

Adding to 3411412112221 its reverse (1222112141143), we get a palindrome (4633524253364).

The spelling of 3411412112221 in words is "three trillion, four hundred eleven billion, four hundred twelve million, one hundred twelve thousand, two hundred twenty-one".