210021203012227 has 2 divisors, whose sum is σ = 210021203012228. Its totient is φ = 210021203012226.

The previous prime is 210021203012189. The next prime is 210021203012251. The reversal of 210021203012227 is 722210302120012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210021203012227 - 2⁷ = 210021203012099 is a prime.

It is a super-2 number, since 2×210021203012227² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (210021203012267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105010601506113 + 105010601506114.

It is an arithmetic number, because the mean of its divisors is an integer number (105010601506114).

Almost surely, 2^{210021203012227} is an apocalyptic number.

210021203012227 is a deficient number, since it is larger than the sum of its proper divisors (1).

210021203012227 is an equidigital number, since it uses as much as digits as its factorization.

210021203012227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 210021203012227 its reverse (722210302120012), we get a palindrome (932231505132239).

The spelling of 210021203012227 in words is "two hundred ten trillion, twenty-one billion, two hundred three million, twelve thousand, two hundred twenty-seven".