20202222203887 has 2 divisors, whose sum is σ = 20202222203888. Its totient is φ = 20202222203886.

The previous prime is 20202222203831. The next prime is 20202222203893. The reversal of 20202222203887 is 78830222220202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20202222203887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20202222203987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101111101943 + 10101111101944.

It is an arithmetic number, because the mean of its divisors is an integer number (10101111101944).

Almost surely, 2^{20202222203887} is an apocalyptic number.

20202222203887 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202222203887 is an equidigital number, since it uses as much as digits as its factorization.

20202222203887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172032, while the sum is 40.

The spelling of 20202222203887 in words is "twenty trillion, two hundred two billion, two hundred twenty-two million, two hundred three thousand, eight hundred eighty-seven".