102010221002189 has 2 divisors, whose sum is σ = 102010221002190. Its totient is φ = 102010221002188.

The previous prime is 102010221002161. The next prime is 102010221002279. The reversal of 102010221002189 is 981200122010201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99497472924964 + 2512748077225 = 9974842^2 + 1585165^2 .

It is a cyclic number.

It is not a de Polignac number, because 102010221002189 - 2⁸ = 102010221001933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102010221002119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005110501094 + 51005110501095.

It is an arithmetic number, because the mean of its divisors is an integer number (51005110501095).

Almost surely, 2^{102010221002189} is an apocalyptic number.

It is an amenable number.

102010221002189 is a deficient number, since it is larger than the sum of its proper divisors (1).

102010221002189 is an equidigital number, since it uses as much as digits as its factorization.

102010221002189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 102010221002189 in words is "one hundred two trillion, ten billion, two hundred twenty-one million, two thousand, one hundred eighty-nine".