4021242414197 has 2 divisors, whose sum is σ = 4021242414198. Its totient is φ = 4021242414196.

The previous prime is 4021242414181. The next prime is 4021242414247. The reversal of 4021242414197 is 7914142421204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3329161510801 + 692080903396 = 1824599^2 + 831914^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021242414197 - 2⁴ = 4021242414181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021242414107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010621207098 + 2010621207099.

It is an arithmetic number, because the mean of its divisors is an integer number (2010621207099).

Almost surely, 2^{4021242414197} is an apocalyptic number.

It is an amenable number.

4021242414197 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021242414197 is an equidigital number, since it uses as much as digits as its factorization.

4021242414197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 41.

The spelling of 4021242414197 in words is "four trillion, twenty-one billion, two hundred forty-two million, four hundred fourteen thousand, one hundred ninety-seven".