210012221021023 has 2 divisors, whose sum is σ = 210012221021024. Its totient is φ = 210012221021022.

The previous prime is 210012221021011. The next prime is 210012221021033. The reversal of 210012221021023 is 320120122210012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210012221021023 - 2¹⁷ = 210012220889951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210012221021033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105006110510511 + 105006110510512.

It is an arithmetic number, because the mean of its divisors is an integer number (105006110510512).

Almost surely, 2^{210012221021023} is an apocalyptic number.

210012221021023 is a deficient number, since it is larger than the sum of its proper divisors (1).

210012221021023 is an equidigital number, since it uses as much as digits as its factorization.

210012221021023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 210012221021023 its reverse (320120122210012), we get a palindrome (530132343231035).

The spelling of 210012221021023 in words is "two hundred ten trillion, twelve billion, two hundred twenty-one million, twenty-one thousand, twenty-three".