4221400041197 has 2 divisors, whose sum is σ = 4221400041198. Its totient is φ = 4221400041196.

The previous prime is 4221400041179. The next prime is 4221400041247. The reversal of 4221400041197 is 7911400041224.

Together with previous prime (4221400041179) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4045351825636 + 176048215561 = 2011306^2 + 419581^2 .

It is a cyclic number.

It is not a de Polignac number, because 4221400041197 - 2¹⁰ = 4221400040173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4221400041797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110700020598 + 2110700020599.

It is an arithmetic number, because the mean of its divisors is an integer number (2110700020599).

Almost surely, 2^{4221400041197} is an apocalyptic number.

It is an amenable number.

4221400041197 is a deficient number, since it is larger than the sum of its proper divisors (1).

4221400041197 is an equidigital number, since it uses as much as digits as its factorization.

4221400041197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 35.

The spelling of 4221400041197 in words is "four trillion, two hundred twenty-one billion, four hundred million, forty-one thousand, one hundred ninety-seven".