421212141211 has 8 divisors (see below), whose sum is σ = 439619281920. Its totient is φ = 402812797992.

The previous prime is 421212141187. The next prime is 421212141289. The reversal of 421212141211 is 112141212124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 421212141211 - 2³¹ = 419064657563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421212141611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1838841 + ... + 2055178.

It is an arithmetic number, because the mean of its divisors is an integer number (54952410240).

Almost surely, 2^421212141211 is an apocalyptic number.

421212141211 is a deficient number, since it is larger than the sum of its proper divisors (18407140709).

421212141211 is a wasteful number, since it uses less digits than its factorization.

421212141211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3898745.

The product of its digits is 256, while the sum is 22.

Adding to 421212141211 its reverse (112141212124), we get a palindrome (533353353335).

The spelling of 421212141211 in words is "four hundred twenty-one billion, two hundred twelve million, one hundred forty-one thousand, two hundred eleven".