121030312411 has 2 divisors, whose sum is σ = 121030312412. Its totient is φ = 121030312410.

The previous prime is 121030312367. The next prime is 121030312427. The reversal of 121030312411 is 114213030121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121030312411 is a prime.

It is not a weakly prime, because it can be changed into another prime (121030312471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60515156205 + 60515156206.

It is an arithmetic number, because the mean of its divisors is an integer number (60515156206).

Almost surely, 2^121030312411 is an apocalyptic number.

121030312411 is a deficient number, since it is larger than the sum of its proper divisors (1).

121030312411 is an equidigital number, since it uses as much as digits as its factorization.

121030312411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 121030312411 its reverse (114213030121), we get a palindrome (235243342532).

The spelling of 121030312411 in words is "one hundred twenty-one billion, thirty million, three hundred twelve thousand, four hundred eleven".