202400214817 has 2 divisors, whose sum is σ = 202400214818. Its totient is φ = 202400214816.

The previous prime is 202400214799. The next prime is 202400214827. The reversal of 202400214817 is 718412004202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201429518481 + 970696336 = 448809^2 + 31156^2 .

It is a cyclic number.

It is not a de Polignac number, because 202400214817 - 2¹¹ = 202400212769 is a prime.

It is not a weakly prime, because it can be changed into another prime (202400214827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101200107408 + 101200107409.

It is an arithmetic number, because the mean of its divisors is an integer number (101200107409).

Almost surely, 2^202400214817 is an apocalyptic number.

It is an amenable number.

202400214817 is a deficient number, since it is larger than the sum of its proper divisors (1).

202400214817 is an equidigital number, since it uses as much as digits as its factorization.

202400214817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7168, while the sum is 31.

The spelling of 202400214817 in words is "two hundred two billion, four hundred million, two hundred fourteen thousand, eight hundred seventeen".