401320013030320 has 20 divisors (see below), whose sum is σ = 933069030295680. Its totient is φ = 160528005212096.

The previous prime is 401320013030311. The next prime is 401320013030341. The reversal of 401320013030320 is 23030310023104.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×401320013030320² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401320013030291 and 401320013030300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2508250081360 + ... + 2508250081519.

It is an arithmetic number, because the mean of its divisors is an integer number (46653451514784).

Almost surely, 2^{401320013030320} is an apocalyptic number.

401320013030320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401320013030320 is an abundant number, since it is smaller than the sum of its proper divisors (531749017265360).

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

401320013030320 is a wasteful number, since it uses less digits than its factorization.

401320013030320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5016500162892 (or 5016500162886 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 401320013030320 its reverse (23030310023104), we get a palindrome (424350323053424).

The spelling of 401320013030320 in words is "four hundred one trillion, three hundred twenty billion, thirteen million, thirty thousand, three hundred twenty".