401421012041 has 16 divisors (see below), whose sum is σ = 465263440128. Its totient is φ = 339203457600.

The previous prime is 401421011941. The next prime is 401421012043. The reversal of 401421012041 is 140210124104.

It is not a de Polignac number, because 401421012041 - 2¹⁸ = 401420749897 is a prime.

It is a super-2 number, since 2×401421012041² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401421012043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9691211 + ... + 9732543.

It is an arithmetic number, because the mean of its divisors is an integer number (29078965008).

Almost surely, 2^401421012041 is an apocalyptic number.

It is an amenable number.

401421012041 is a deficient number, since it is larger than the sum of its proper divisors (63842428087).

401421012041 is a wasteful number, since it uses less digits than its factorization.

401421012041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60952.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 401421012041 its reverse (140210124104), we get a palindrome (541631136145).

The spelling of 401421012041 in words is "four hundred one billion, four hundred twenty-one million, twelve thousand, forty-one".