412233226221 has 4 divisors (see below), whose sum is σ = 549644301632. Its totient is φ = 274822150812.

The previous prime is 412233226213. The next prime is 412233226241. The reversal of 412233226221 is 122622332214.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 412233226221 - 2³ = 412233226213 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412233226211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68705537701 + ... + 68705537706.

It is an arithmetic number, because the mean of its divisors is an integer number (137411075408).

Almost surely, 2^412233226221 is an apocalyptic number.

It is an amenable number.

412233226221 is a deficient number, since it is larger than the sum of its proper divisors (137411075411).

412233226221 is a wasteful number, since it uses less digits than its factorization.

412233226221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137411075410.

The product of its digits is 13824, while the sum is 30.

Adding to 412233226221 its reverse (122622332214), we get a palindrome (534855558435).

The spelling of 412233226221 in words is "four hundred twelve billion, two hundred thirty-three million, two hundred twenty-six thousand, two hundred twenty-one".