401020312042 has 8 divisors (see below), whose sum is σ = 687463392096. Its totient is φ = 171865848012.

The previous prime is 401020312031. The next prime is 401020312073. The reversal of 401020312042 is 240213020104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 14322153988 + ... + 14322154015.

It is an arithmetic number, because the mean of its divisors is an integer number (85932924012).

Almost surely, 2^401020312042 is an apocalyptic number.

401020312042 is a deficient number, since it is larger than the sum of its proper divisors (286443080054).

401020312042 is a wasteful number, since it uses less digits than its factorization.

401020312042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28644308012.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 401020312042 its reverse (240213020104), we get a palindrome (641233332146).

The spelling of 401020312042 in words is "four hundred one billion, twenty million, three hundred twelve thousand, forty-two".