121001111227 has 2 divisors, whose sum is σ = 121001111228. Its totient is φ = 121001111226.

The previous prime is 121001111221. The next prime is 121001111267. The reversal of 121001111227 is 722111100121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121001111227 - 2¹¹ = 121001109179 is a prime.

It is not a weakly prime, because it can be changed into another prime (121001111221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60500555613 + 60500555614.

It is an arithmetic number, because the mean of its divisors is an integer number (60500555614).

Almost surely, 2^121001111227 is an apocalyptic number.

121001111227 is a deficient number, since it is larger than the sum of its proper divisors (1).

121001111227 is an equidigital number, since it uses as much as digits as its factorization.

121001111227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 121001111227 its reverse (722111100121), we get a palindrome (843112211348).

The spelling of 121001111227 in words is "one hundred twenty-one billion, one million, one hundred eleven thousand, two hundred twenty-seven".