202201010019989 has 2 divisors, whose sum is σ = 202201010019990. Its totient is φ = 202201010019988.

The previous prime is 202201010019907. The next prime is 202201010020013. The reversal of 202201010019989 is 989910010102202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202127211951025 + 73798068964 = 14217145^2 + 271658^2 .

It is a cyclic number.

It is not a de Polignac number, because 202201010019989 - 2⁴⁰ = 201101498392213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202201000019989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101100505009994 + 101100505009995.

It is an arithmetic number, because the mean of its divisors is an integer number (101100505009995).

Almost surely, 2^{202201010019989} is an apocalyptic number.

It is an amenable number.

202201010019989 is a deficient number, since it is larger than the sum of its proper divisors (1).

202201010019989 is an equidigital number, since it uses as much as digits as its factorization.

202201010019989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 44.

The spelling of 202201010019989 in words is "two hundred two trillion, two hundred one billion, ten million, nineteen thousand, nine hundred eighty-nine".