41212021 has 8 divisors (see below), whose sum is σ = 43611264. Its totient is φ = 38863440.

The previous prime is 41212019. The next prime is 41212037. The reversal of 41212021 is 12021214.

It is a happy number.

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 41212021 - 2¹ = 41212019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41211992 and 41212010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41212001) 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, 10986 + ... + 14251.

It is an arithmetic number, because the mean of its divisors is an integer number (5451408).

Almost surely, 2^41212021 is an apocalyptic number.

It is an amenable number.

41212021 is a deficient number, since it is larger than the sum of its proper divisors (2399243).

41212021 is a wasteful number, since it uses less digits than its factorization.

41212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25331.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 41212021 is about 6419.6589473273. The cubic root of 41212021 is about 345.4150881464.

Adding to 41212021 its reverse (12021214), we get a palindrome (53233235).

The spelling of 41212021 in words is "forty-one million, two hundred twelve thousand, twenty-one".