410243242302121 has 2 divisors, whose sum is σ = 410243242302122. Its totient is φ = 410243242302120.

The previous prime is 410243242302107. The next prime is 410243242302137. The reversal of 410243242302121 is 121203242342014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 392308533968400 + 17934708333721 = 19806780^2 + 4234939^2 .

It is a cyclic number.

It is not a de Polignac number, because 410243242302121 - 2²⁵ = 410243208747689 is a prime.

It is a super-2 number, since 2×410243242302121² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (410243242302151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205121621151060 + 205121621151061.

It is an arithmetic number, because the mean of its divisors is an integer number (205121621151061).

Almost surely, 2^{410243242302121} is an apocalyptic number.

It is an amenable number.

410243242302121 is a deficient number, since it is larger than the sum of its proper divisors (1).

410243242302121 is an equidigital number, since it uses as much as digits as its factorization.

410243242302121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 410243242302121 its reverse (121203242342014), we get a palindrome (531446484644135).

The spelling of 410243242302121 in words is "four hundred ten trillion, two hundred forty-three billion, two hundred forty-two million, three hundred two thousand, one hundred twenty-one".