411221212 has 24 divisors (see below), whose sum is σ = 737567600. Its totient is φ = 200503296.

The previous prime is 411221203. The next prime is 411221221. The reversal of 411221212 is 212122114.

It is an interprime number because it is at equal distance from previous prime (411221203) and next prime (411221221).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130714 + ... + 133822.

Almost surely, 2^411221212 is an apocalyptic number.

It is an amenable number.

411221212 is a deficient number, since it is larger than the sum of its proper divisors (326346388).

411221212 is a wasteful number, since it uses less digits than its factorization.

411221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3925 (or 3923 counting only the distinct ones).

The product of its digits is 64, while the sum is 16.

The square root of 411221212 is about 20278.5899904308. The cubic root of 411221212 is about 743.6327411403.

Adding to 411221212 its reverse (212122114), we get a palindrome (623343326).

The spelling of 411221212 in words is "four hundred eleven million, two hundred twenty-one thousand, two hundred twelve".