2122201019971 has 2 divisors, whose sum is σ = 2122201019972. Its totient is φ = 2122201019970.

The previous prime is 2122201019947. The next prime is 2122201020011. The reversal of 2122201019971 is 1799101022212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2122201019971 - 2³¹ = 2120053536323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2122201019971.

It is not a weakly prime, because it can be changed into another prime (2122201019941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061100509985 + 1061100509986.

It is an arithmetic number, because the mean of its divisors is an integer number (1061100509986).

Almost surely, 2^{2122201019971} is an apocalyptic number.

2122201019971 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122201019971 is an equidigital number, since it uses as much as digits as its factorization.

2122201019971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 37.

The spelling of 2122201019971 in words is "two trillion, one hundred twenty-two billion, two hundred one million, nineteen thousand, nine hundred seventy-one".