401001421343 has 8 divisors (see below), whose sum is σ = 406026216000. Its totient is φ = 396007740448.

The previous prime is 401001421339. The next prime is 401001421363. The reversal of 401001421343 is 343124100104.

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

It is a cyclic number.

It is not a de Polignac number, because 401001421343 - 2² = 401001421339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401001421313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7752503 + ... + 7804056.

It is an arithmetic number, because the mean of its divisors is an integer number (50753277000).

Almost surely, 2^401001421343 is an apocalyptic number.

401001421343 is a deficient number, since it is larger than the sum of its proper divisors (5024794657).

401001421343 is a wasteful number, since it uses less digits than its factorization.

401001421343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15556881.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 401001421343 its reverse (343124100104), we get a palindrome (744125521447).

The spelling of 401001421343 in words is "four hundred one billion, one million, four hundred twenty-one thousand, three hundred forty-three".