420124031211 has 16 divisors (see below), whose sum is σ = 580801478400. Its totient is φ = 269808637728.

The previous prime is 420124031177. The next prime is 420124031227. The reversal of 420124031211 is 112130421024.

It is not a de Polignac number, because 420124031211 - 2¹⁰ = 420124030187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420124031281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5461821 + ... + 5538206.

It is an arithmetic number, because the mean of its divisors is an integer number (36300092400).

Almost surely, 2^420124031211 is an apocalyptic number.

420124031211 is a deficient number, since it is larger than the sum of its proper divisors (160677447189).

420124031211 is a wasteful number, since it uses less digits than its factorization.

420124031211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000498.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 420124031211 its reverse (112130421024), we get a palindrome (532254452235).

The spelling of 420124031211 in words is "four hundred twenty billion, one hundred twenty-four million, thirty-one thousand, two hundred eleven".