4104213401021 has 2 divisors, whose sum is σ = 4104213401022. Its totient is φ = 4104213401020.

The previous prime is 4104213400943. The next prime is 4104213401051. The reversal of 4104213401021 is 1201043124014.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3344546016100 + 759667384921 = 1828810^2 + 871589^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4104213401021 is a prime.

It is a super-2 number, since 2×4104213401021² (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 (4104213401051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2052106700510 + 2052106700511.

It is an arithmetic number, because the mean of its divisors is an integer number (2052106700511).

Almost surely, 2^{4104213401021} is an apocalyptic number.

It is an amenable number.

4104213401021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4104213401021 is an equidigital number, since it uses as much as digits as its factorization.

4104213401021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 4104213401021 its reverse (1201043124014), we get a palindrome (5305256525035).

The spelling of 4104213401021 in words is "four trillion, one hundred four billion, two hundred thirteen million, four hundred one thousand, twenty-one".