401244000212 has 12 divisors (see below), whose sum is σ = 766011273216. Its totient is φ = 182383636440.

The previous prime is 401244000167. The next prime is 401244000299. The reversal of 401244000212 is 212000442104.

It is a super-2 number, since 2×401244000212² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4559590868 + ... + 4559590955.

It is an arithmetic number, because the mean of its divisors is an integer number (63834272768).

Almost surely, 2^401244000212 is an apocalyptic number.

It is an amenable number.

401244000212 is a deficient number, since it is larger than the sum of its proper divisors (364767273004).

401244000212 is a wasteful number, since it uses less digits than its factorization.

401244000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9119181838 (or 9119181836 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 401244000212 its reverse (212000442104), we get a palindrome (613244442316).

The spelling of 401244000212 in words is "four hundred one billion, two hundred forty-four million, two hundred twelve", and thus it is an aban number.