420402314413111 has 2 divisors, whose sum is σ = 420402314413112. Its totient is φ = 420402314413110.

The previous prime is 420402314413087. The next prime is 420402314413183. The reversal of 420402314413111 is 111314413204024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420402314413111 - 2¹¹ = 420402314411063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420402314411111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210201157206555 + 210201157206556.

It is an arithmetic number, because the mean of its divisors is an integer number (210201157206556).

Almost surely, 2^{420402314413111} is an apocalyptic number.

420402314413111 is a deficient number, since it is larger than the sum of its proper divisors (1).

420402314413111 is an equidigital number, since it uses as much as digits as its factorization.

420402314413111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 420402314413111 its reverse (111314413204024), we get a palindrome (531716727617135).

The spelling of 420402314413111 in words is "four hundred twenty trillion, four hundred two billion, three hundred fourteen million, four hundred thirteen thousand, one hundred eleven".