11543120035320 has 64 divisors (see below), whose sum is σ = 34630604457120. Its totient is φ = 3078054733824.

The previous prime is 11543120035319. The next prime is 11543120035387. The reversal of 11543120035320 is 2353002134511.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 1652604 + ... + 5081076.

Almost surely, 2^{11543120035320} is an apocalyptic number.

11543120035320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11543120035320 is an abundant number, since it is smaller than the sum of its proper divisors (23087484421800).

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

11543120035320 is a wasteful number, since it uses less digits than its factorization.

11543120035320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3456544 (or 3456540 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 11543120035320 its reverse (2353002134511), we get a palindrome (13896122169831).

The spelling of 11543120035320 in words is "eleven trillion, five hundred forty-three billion, one hundred twenty million, thirty-five thousand, three hundred twenty".