420210422901 has 12 divisors (see below), whose sum is σ = 633360637728. Its totient is φ = 267960269544.

The previous prime is 420210422881. The next prime is 420210422903. The reversal of 420210422901 is 109224012024.

420210422901 is a `hidden beast` number, since 4 + 20 + 210 + 422 + 9 + 0 + 1 = 666.

It is not a de Polignac number, because 420210422901 - 2⁶ = 420210422837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420210422903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1015000815 + ... + 1015001228.

It is an arithmetic number, because the mean of its divisors is an integer number (52780053144).

Almost surely, 2^420210422901 is an apocalyptic number.

It is an amenable number.

420210422901 is a deficient number, since it is larger than the sum of its proper divisors (213150214827).

420210422901 is a wasteful number, since it uses less digits than its factorization.

420210422901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2030002072 (or 2030002069 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 420210422901 its reverse (109224012024), we get a palindrome (529434434925).

The spelling of 420210422901 in words is "four hundred twenty billion, two hundred ten million, four hundred twenty-two thousand, nine hundred one".