4104312042221 has 2 divisors, whose sum is σ = 4104312042222. Its totient is φ = 4104312042220.

The previous prime is 4104312042211. The next prime is 4104312042239. The reversal of 4104312042221 is 1222402134014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3860262210025 + 244049832196 = 1964755^2 + 494014^2 .

It is a cyclic number.

It is not a de Polignac number, because 4104312042221 - 2¹⁴ = 4104312025837 is a prime.

It is a super-2 number, since 2×4104312042221² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4104312042211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2052156021110 + 2052156021111.

It is an arithmetic number, because the mean of its divisors is an integer number (2052156021111).

Almost surely, 2^{4104312042221} is an apocalyptic number.

It is an amenable number.

4104312042221 is a deficient number, since it is larger than the sum of its proper divisors (1).

4104312042221 is an equidigital number, since it uses as much as digits as its factorization.

4104312042221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 4104312042221 its reverse (1222402134014), we get a palindrome (5326714176235).

The spelling of 4104312042221 in words is "four trillion, one hundred four billion, three hundred twelve million, forty-two thousand, two hundred twenty-one".