1013304220440 has 64 divisors (see below), whose sum is σ = 3044249451360. Its totient is φ = 269828966400.

The previous prime is 1013304220373. The next prime is 1013304220457. The reversal of 1013304220440 is 440224033101.

It is a super-2 number, since 2×1013304220440² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1013304220440.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5938849 + ... + 6107088.

Almost surely, 2^{1013304220440} is an apocalyptic number.

1013304220440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013304220440 is an abundant number, since it is smaller than the sum of its proper divisors (2030945230920).

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

1013304220440 is a wasteful number, since it uses less digits than its factorization.

1013304220440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12046652 (or 12046648 counting only the distinct ones).

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

Adding to 1013304220440 its reverse (440224033101), we get a palindrome (1453528253541).

The spelling of 1013304220440 in words is "one trillion, thirteen billion, three hundred four million, two hundred twenty thousand, four hundred forty".