401421012441 has 32 divisors (see below), whose sum is σ = 554126082048. Its totient is φ = 258305986560.

The previous prime is 401421012439. The next prime is 401421012463. The reversal of 401421012441 is 144210124104.

It is not a de Polignac number, because 401421012441 - 2¹ = 401421012439 is a prime.

It is a super-2 number, since 2×401421012441² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401421012541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65343016 + ... + 65349158.

It is an arithmetic number, because the mean of its divisors is an integer number (17316440064).

Almost surely, 2^401421012441 is an apocalyptic number.

401421012441 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

401421012441 is a deficient number, since it is larger than the sum of its proper divisors (152705069607).

401421012441 is a wasteful number, since it uses less digits than its factorization.

401421012441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11761.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 401421012441 its reverse (144210124104), we get a palindrome (545631136545).

The spelling of 401421012441 in words is "four hundred one billion, four hundred twenty-one million, twelve thousand, four hundred forty-one".