420540224211 has 12 divisors (see below), whose sum is σ = 607904767392. Its totient is φ = 280148867856.

The previous prime is 420540224207. The next prime is 420540224239. The reversal of 420540224211 is 112422045024.

It is a happy number.

420540224211 is a `hidden beast` number, since 4 + 2 + 0 + 5 + 402 + 242 + 11 = 666.

It is not a de Polignac number, because 420540224211 - 2² = 420540224207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420540924211) 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 in 11 ways as a sum of consecutive naturals, for example, 17594196 + ... + 17618081.

It is an arithmetic number, because the mean of its divisors is an integer number (50658730616).

Almost surely, 2^420540224211 is an apocalyptic number.

420540224211 is a deficient number, since it is larger than the sum of its proper divisors (187364543181).

420540224211 is a wasteful number, since it uses less digits than its factorization.

420540224211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35213610 (or 35213607 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 420540224211 its reverse (112422045024), we get a palindrome (532962269235).

The spelling of 420540224211 in words is "four hundred twenty billion, five hundred forty million, two hundred twenty-four thousand, two hundred eleven".