401041144212 has 12 divisors (see below), whose sum is σ = 935762669856. Its totient is φ = 133680381400.

The previous prime is 401041144187. The next prime is 401041144213. The reversal of 401041144212 is 212441140104.

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

It is a super-2 number, since 2×401041144212² (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 (401041144213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16710047664 + ... + 16710047687.

It is an arithmetic number, because the mean of its divisors is an integer number (77980222488).

Almost surely, 2^401041144212 is an apocalyptic number.

It is an amenable number.

401041144212 is an abundant number, since it is smaller than the sum of its proper divisors (534721525644).

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

401041144212 is a wasteful number, since it uses less digits than its factorization.

401041144212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33420095358 (or 33420095356 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 401041144212 its reverse (212441140104), we get a palindrome (613482284316).

The spelling of 401041144212 in words is "four hundred one billion, forty-one million, one hundred forty-four thousand, two hundred twelve".