11001501320 has 16 divisors (see below), whose sum is σ = 24753378060. Its totient is φ = 4400600512.

The previous prime is 11001501319. The next prime is 11001501323. The reversal of 11001501320 is 2310510011.

It can be written as a sum of positive squares in 2 ways, for example, as 10462425796 + 539075524 = 102286^2 + 23218^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11001501295 and 11001501304.

It is not an unprimeable number, because it can be changed into a prime (11001501323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137518727 + ... + 137518806.

Almost surely, 2^11001501320 is an apocalyptic number.

11001501320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11001501320 is an abundant number, since it is smaller than the sum of its proper divisors (13751876740).

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

11001501320 is a wasteful number, since it uses less digits than its factorization.

11001501320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275037544 (or 275037540 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 14.

The spelling of 11001501320 in words is "eleven billion, one million, five hundred one thousand, three hundred twenty".