10001320340 has 48 divisors (see below), whose sum is σ = 23101533504. Its totient is φ = 3636834080.

The previous prime is 10001320333. The next prime is 10001320429. The reversal of 10001320340 is 4302310001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161234 + ... + 214473.

It is an arithmetic number, because the mean of its divisors is an integer number (481281948).

Almost surely, 2^10001320340 is an apocalyptic number.

10001320340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10001320340 is an abundant number, since it is smaller than the sum of its proper divisors (13100213164).

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

10001320340 is a wasteful number, since it uses less digits than its factorization.

10001320340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375749 (or 375725 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 10001320340 its reverse (4302310001), we get a palindrome (14303630341).

The spelling of 10001320340 in words is "ten billion, one million, three hundred twenty thousand, three hundred forty".