401441213220 has 96 divisors (see below), whose sum is σ = 1126658574720. Its totient is φ = 106801474560.

The previous prime is 401441213213. The next prime is 401441213237. The reversal of 401441213220 is 22312144104.

It is a super-2 number, since 2×401441213220² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51272266 + ... + 51280094.

It is an arithmetic number, because the mean of its divisors is an integer number (11736026820).

Almost surely, 2^401441213220 is an apocalyptic number.

It is an amenable number.

401441213220 is an abundant number, since it is smaller than the sum of its proper divisors (725217361500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401441213220 is a wasteful number, since it uses less digits than its factorization.

401441213220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9725 (or 9723 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 401441213220 its reverse (22312144104), we get a palindrome (423753357324).

The spelling of 401441213220 in words is "four hundred one billion, four hundred forty-one million, two hundred thirteen thousand, two hundred twenty".