2102221848967 has 2 divisors, whose sum is σ = 2102221848968. Its totient is φ = 2102221848966.

The previous prime is 2102221848949. The next prime is 2102221848989. The reversal of 2102221848967 is 7698481222012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102221848967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102221848997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051110924483 + 1051110924484.

It is an arithmetic number, because the mean of its divisors is an integer number (1051110924484).

Almost surely, 2^{2102221848967} is an apocalyptic number.

2102221848967 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102221848967 is an equidigital number, since it uses as much as digits as its factorization.

2102221848967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 52.

The spelling of 2102221848967 in words is "two trillion, one hundred two billion, two hundred twenty-one million, eight hundred forty-eight thousand, nine hundred sixty-seven".