41221212 has 12 divisors (see below), whose sum is σ = 96182856. Its totient is φ = 13740400.

The previous prime is 41221207. The next prime is 41221223. The reversal of 41221212 is 21212214.

It is a tau number, because it is divible by the number of its divisors (12).

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

It is a junction number, because it is equal to n+sod(n) for n = 41221191 and 41221200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1717539 + ... + 1717562.

It is an arithmetic number, because the mean of its divisors is an integer number (8015238).

Almost surely, 2^41221212 is an apocalyptic number.

It is an amenable number.

41221212 is an abundant number, since it is smaller than the sum of its proper divisors (54961644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41221212 is a wasteful number, since it uses less digits than its factorization.

41221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3435108 (or 3435106 counting only the distinct ones).

The product of its digits is 64, while the sum is 15.

The square root of 41221212 is about 6420.3747554173. The cubic root of 41221212 is about 345.4407641023.

Adding to 41221212 its reverse (21212214), we get a palindrome (62433426).

The spelling of 41221212 in words is "forty-one million, two hundred twenty-one thousand, two hundred twelve".