401443144101 has 12 divisors (see below), whose sum is σ = 580027520800. Its totient is φ = 267552515880.

The previous prime is 401443144099. The next prime is 401443144111. The reversal of 401443144101 is 101441344104.

It is not a de Polignac number, because 401443144101 - 2¹ = 401443144099 is a prime.

It is a super-2 number, since 2×401443144101² (a number of 24 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 (401443144111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6320551 + ... + 6383748.

Almost surely, 2^401443144101 is an apocalyptic number.

It is an amenable number.

401443144101 is a deficient number, since it is larger than the sum of its proper divisors (178584376699).

401443144101 is a wasteful number, since it uses less digits than its factorization.

401443144101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12707816 (or 12707813 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 401443144101 its reverse (101441344104), we get a palindrome (502884488205).

The spelling of 401443144101 in words is "four hundred one billion, four hundred forty-three million, one hundred forty-four thousand, one hundred one".