121012211010227 has 2 divisors, whose sum is σ = 121012211010228. Its totient is φ = 121012211010226.

The previous prime is 121012211010193. The next prime is 121012211010241. The reversal of 121012211010227 is 722010112210121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121012211010227 - 2²⁰ = 121012209961651 is a prime.

It is not a weakly prime, because it can be changed into another prime (121012211010727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60506105505113 + 60506105505114.

It is an arithmetic number, because the mean of its divisors is an integer number (60506105505114).

Almost surely, 2^{121012211010227} is an apocalyptic number.

121012211010227 is a deficient number, since it is larger than the sum of its proper divisors (1).

121012211010227 is an equidigital number, since it uses as much as digits as its factorization.

121012211010227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 121012211010227 its reverse (722010112210121), we get a palindrome (843022323220348).

The spelling of 121012211010227 in words is "one hundred twenty-one trillion, twelve billion, two hundred eleven million, ten thousand, two hundred twenty-seven".