421324414134011 has 2 divisors, whose sum is σ = 421324414134012. Its totient is φ = 421324414134010.

The previous prime is 421324414133999. The next prime is 421324414134073. The reversal of 421324414134011 is 110431414423124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421324414134011 - 2²² = 421324409939707 is a prime.

It is not a weakly prime, because it can be changed into another prime (421324414134311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210662207067005 + 210662207067006.

It is an arithmetic number, because the mean of its divisors is an integer number (210662207067006).

Almost surely, 2^{421324414134011} is an apocalyptic number.

421324414134011 is a deficient number, since it is larger than the sum of its proper divisors (1).

421324414134011 is an equidigital number, since it uses as much as digits as its factorization.

421324414134011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 35.

Adding to 421324414134011 its reverse (110431414423124), we get a palindrome (531755828557135).

The spelling of 421324414134011 in words is "four hundred twenty-one trillion, three hundred twenty-four billion, four hundred fourteen million, one hundred thirty-four thousand, eleven".