420213234124211 has 16 divisors (see below), whose sum is σ = 458623448942688. Its totient is φ = 381837861484800.

The previous prime is 420213234124169. The next prime is 420213234124249. The reversal of 420213234124211 is 112421432312024.

It is a cyclic number.

It is not a de Polignac number, because 420213234124211 - 2¹⁸ = 420213233862067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420213233124211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1480832801 + ... + 1481116541.

It is an arithmetic number, because the mean of its divisors is an integer number (28663965558918).

Almost surely, 2^{420213234124211} is an apocalyptic number.

420213234124211 is a deficient number, since it is larger than the sum of its proper divisors (38410214818477).

420213234124211 is a wasteful number, since it uses less digits than its factorization.

420213234124211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344662.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 420213234124211 its reverse (112421432312024), we get a palindrome (532634666436235).

The spelling of 420213234124211 in words is "four hundred twenty trillion, two hundred thirteen billion, two hundred thirty-four million, one hundred twenty-four thousand, two hundred eleven".