420403012211093 has 2 divisors, whose sum is σ = 420403012211094. Its totient is φ = 420403012211092.

The previous prime is 420403012211069. The next prime is 420403012211129. The reversal of 420403012211093 is 390112210304024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 401304381651889 + 19098630559204 = 20032583^2 + 4370198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-420403012211093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420403012211033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210201506105546 + 210201506105547.

It is an arithmetic number, because the mean of its divisors is an integer number (210201506105547).

Almost surely, 2^{420403012211093} is an apocalyptic number.

It is an amenable number.

420403012211093 is a deficient number, since it is larger than the sum of its proper divisors (1).

420403012211093 is an equidigital number, since it uses as much as digits as its factorization.

420403012211093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 420403012211093 in words is "four hundred twenty trillion, four hundred three billion, twelve million, two hundred eleven thousand, ninety-three".