420003361111 has 2 divisors, whose sum is σ = 420003361112. Its totient is φ = 420003361110.

The previous prime is 420003361103. The next prime is 420003361147. The reversal of 420003361111 is 111163300024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420003361111 - 2³ = 420003361103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427003361111) 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, 210001680555 + 210001680556.

It is an arithmetic number, because the mean of its divisors is an integer number (210001680556).

Almost surely, 2^420003361111 is an apocalyptic number.

420003361111 is a deficient number, since it is larger than the sum of its proper divisors (1).

420003361111 is an equidigital number, since it uses as much as digits as its factorization.

420003361111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 420003361111 its reverse (111163300024), we get a palindrome (531166661135).

The spelling of 420003361111 in words is "four hundred twenty billion, three million, three hundred sixty-one thousand, one hundred eleven".