121030524227 has 2 divisors, whose sum is σ = 121030524228. Its totient is φ = 121030524226.

The previous prime is 121030524163. The next prime is 121030524247. The reversal of 121030524227 is 722425030121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121030524227 - 2⁶ = 121030524163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121030524227.

It is not a weakly prime, because it can be changed into another prime (121030524247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60515262113 + 60515262114.

It is an arithmetic number, because the mean of its divisors is an integer number (60515262114).

Almost surely, 2^121030524227 is an apocalyptic number.

121030524227 is a deficient number, since it is larger than the sum of its proper divisors (1).

121030524227 is an equidigital number, since it uses as much as digits as its factorization.

121030524227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

Adding to 121030524227 its reverse (722425030121), we get a palindrome (843455554348).

The spelling of 121030524227 in words is "one hundred twenty-one billion, thirty million, five hundred twenty-four thousand, two hundred twenty-seven".