412304202221 has 16 divisors (see below), whose sum is σ = 420342675648. Its totient is φ = 404323920000.

The previous prime is 412304202209. The next prime is 412304202241. The reversal of 412304202221 is 122202403214.

It is a cyclic number.

It is not a de Polignac number, because 412304202221 - 2¹⁸ = 412303940077 is a prime.

It is a super-2 number, since 2×412304202221² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412304202241) 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, 21132971 + ... + 21152471.

It is an arithmetic number, because the mean of its divisors is an integer number (26271417228).

Almost surely, 2^412304202221 is an apocalyptic number.

It is an amenable number.

412304202221 is a deficient number, since it is larger than the sum of its proper divisors (8038473427).

412304202221 is a wasteful number, since it uses less digits than its factorization.

412304202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20972.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 412304202221 its reverse (122202403214), we get a palindrome (534506605435).

The spelling of 412304202221 in words is "four hundred twelve billion, three hundred four million, two hundred two thousand, two hundred twenty-one".