202220111211071 has 2 divisors, whose sum is σ = 202220111211072. Its totient is φ = 202220111211070.

The previous prime is 202220111211029. The next prime is 202220111211073. The reversal of 202220111211071 is 170112111022202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202220111211071 is a prime.

Together with 202220111211073, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202220111211073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101110055605535 + 101110055605536.

It is an arithmetic number, because the mean of its divisors is an integer number (101110055605536).

Almost surely, 2^{202220111211071} is an apocalyptic number.

202220111211071 is a deficient number, since it is larger than the sum of its proper divisors (1).

202220111211071 is an equidigital number, since it uses as much as digits as its factorization.

202220111211071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 202220111211071 its reverse (170112111022202), we get a palindrome (372332222233273).

The spelling of 202220111211071 in words is "two hundred two trillion, two hundred twenty billion, one hundred eleven million, two hundred eleven thousand, seventy-one".