401012312 has 16 divisors (see below), whose sum is σ = 755796840. Its totient is φ = 199466496.

The previous prime is 401012237. The next prime is 401012317. The reversal of 401012312 is 213210104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401012317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128318 + ... + 131405.

Almost surely, 2^401012312 is an apocalyptic number.

It is an amenable number.

401012312 is a deficient number, since it is larger than the sum of its proper divisors (354784528).

401012312 is a wasteful number, since it uses less digits than its factorization.

401012312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259922 (or 259918 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 401012312 is about 20025.2918081111. The cubic root of 401012312 is about 737.4273409985.

Adding to 401012312 its reverse (213210104), we get a palindrome (614222416).

The spelling of 401012312 in words is "four hundred one million, twelve thousand, three hundred twelve".