20102122022243 has 2 divisors, whose sum is σ = 20102122022244. Its totient is φ = 20102122022242.

The previous prime is 20102122022167. The next prime is 20102122022249. The reversal of 20102122022243 is 34222022120102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20102122022243 - 2²⁶ = 20102054913379 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20102122022249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051061011121 + 10051061011122.

It is an arithmetic number, because the mean of its divisors is an integer number (10051061011122).

Almost surely, 2^{20102122022243} is an apocalyptic number.

20102122022243 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102122022243 is an equidigital number, since it uses as much as digits as its factorization.

20102122022243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20102122022243 its reverse (34222022120102), we get a palindrome (54324144142345).

The spelling of 20102122022243 in words is "twenty trillion, one hundred two billion, one hundred twenty-two million, twenty-two thousand, two hundred forty-three".