121042304311 has 2 divisors, whose sum is σ = 121042304312. Its totient is φ = 121042304310.

The previous prime is 121042304297. The next prime is 121042304321. The reversal of 121042304311 is 113403240121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121042304311 - 2³³ = 112452369719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121042304321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60521152155 + 60521152156.

It is an arithmetic number, because the mean of its divisors is an integer number (60521152156).

Almost surely, 2^121042304311 is an apocalyptic number.

121042304311 is a deficient number, since it is larger than the sum of its proper divisors (1).

121042304311 is an equidigital number, since it uses as much as digits as its factorization.

121042304311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 121042304311 its reverse (113403240121), we get a palindrome (234445544432).

The spelling of 121042304311 in words is "one hundred twenty-one billion, forty-two million, three hundred four thousand, three hundred eleven".