1005330011420 has 24 divisors (see below), whose sum is σ = 2412792027744. Its totient is φ = 344684575296.

The previous prime is 1005330011353. The next prime is 1005330011423. The reversal of 1005330011420 is 241100335001.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1005330011392 and 1005330011401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005330011423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3590464187 + ... + 3590464466.

It is an arithmetic number, because the mean of its divisors is an integer number (100533001156).

Almost surely, 2^{1005330011420} is an apocalyptic number.

1005330011420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1005330011420 is an abundant number, since it is smaller than the sum of its proper divisors (1407462016324).

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

1005330011420 is a wasteful number, since it uses less digits than its factorization.

1005330011420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7180928669 (or 7180928667 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 1005330011420 its reverse (241100335001), we get a palindrome (1246430346421).

The spelling of 1005330011420 in words is "one trillion, five billion, three hundred thirty million, eleven thousand, four hundred twenty".