2010221001923 has 2 divisors, whose sum is σ = 2010221001924. Its totient is φ = 2010221001922.

The previous prime is 2010221001857. The next prime is 2010221001941. The reversal of 2010221001923 is 3291001220102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2010221001923 - 2⁴⁰ = 910709374147 is a prime.

It is not a weakly prime, because it can be changed into another prime (2010221001953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005110500961 + 1005110500962.

It is an arithmetic number, because the mean of its divisors is an integer number (1005110500962).

Almost surely, 2^{2010221001923} is an apocalyptic number.

2010221001923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010221001923 is an equidigital number, since it uses as much as digits as its factorization.

2010221001923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 2010221001923 in words is "two trillion, ten billion, two hundred twenty-one million, one thousand, nine hundred twenty-three".