401432404200031 has 4 divisors (see below), whose sum is σ = 401432833148512. Its totient is φ = 401431975251552.

The previous prime is 401432404200029. The next prime is 401432404200041. The reversal of 401432404200031 is 130002404234104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 401432404200031 - 2¹ = 401432404200029 is a prime.

It is a super-2 number, since 2×401432404200031² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401432404200041) 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, 213067386 + ... + 214943191.

It is an arithmetic number, because the mean of its divisors is an integer number (100358208287128).

Almost surely, 2^{401432404200031} is an apocalyptic number.

401432404200031 is a deficient number, since it is larger than the sum of its proper divisors (428948481).

401432404200031 is an equidigital number, since it uses as much as digits as its factorization.

401432404200031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428948480.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 401432404200031 its reverse (130002404234104), we get a palindrome (531434808434135).

The spelling of 401432404200031 in words is "four hundred one trillion, four hundred thirty-two billion, four hundred four million, two hundred thousand, thirty-one".