401441232131 has 8 divisors (see below), whose sum is σ = 407110888800. Its totient is φ = 395772007680.

The previous prime is 401441232121. The next prime is 401441232229. The reversal of 401441232131 is 131232144104.

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 401441232131 - 2⁶ = 401441232067 is a prime.

It is a super-2 number, since 2×401441232131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 401441232131.

It is not an unprimeable number, because it can be changed into a prime (401441232121) 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, 2070515 + ... + 2256083.

It is an arithmetic number, because the mean of its divisors is an integer number (50888861100).

Almost surely, 2^401441232131 is an apocalyptic number.

401441232131 is a deficient number, since it is larger than the sum of its proper divisors (5669656669).

401441232131 is a wasteful number, since it uses less digits than its factorization.

401441232131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216109.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 401441232131 its reverse (131232144104), we get a palindrome (532673376235).

The spelling of 401441232131 in words is "four hundred one billion, four hundred forty-one million, two hundred thirty-two thousand, one hundred thirty-one".