401023243401 has 48 divisors (see below), whose sum is σ = 622494315072. Its totient is φ = 228675363840.

The previous prime is 401023243363. The next prime is 401023243409. The reversal of 401023243401 is 104342320104.

It is not a de Polignac number, because 401023243401 - 2⁶ = 401023243337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (401023243409) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24101781 + ... + 24118413.

It is an arithmetic number, because the mean of its divisors is an integer number (12968631564).

Almost surely, 2^401023243401 is an apocalyptic number.

It is an amenable number.

401023243401 is a deficient number, since it is larger than the sum of its proper divisors (221471071671).

401023243401 is a wasteful number, since it uses less digits than its factorization.

401023243401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20582 (or 20571 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 401023243401 its reverse (104342320104), we get a palindrome (505365563505).

The spelling of 401023243401 in words is "four hundred one billion, twenty-three million, two hundred forty-three thousand, four hundred one".