401001312342 has 16 divisors (see below), whose sum is σ = 802134411120. Its totient is φ = 133645139712.

The previous prime is 401001312337. The next prime is 401001312391. The reversal of 401001312342 is 243213100104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5451523 + ... + 5524590.

It is an arithmetic number, because the mean of its divisors is an integer number (50133400695).

Almost surely, 2^401001312342 is an apocalyptic number.

401001312342 is an abundant number, since it is smaller than the sum of its proper divisors (401133098778).

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

401001312342 is a wasteful number, since it uses less digits than its factorization.

401001312342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10982207.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 401001312342 its reverse (243213100104), we get a palindrome (644214412446).

The spelling of 401001312342 in words is "four hundred one billion, one million, three hundred twelve thousand, three hundred forty-two".