11453021300 has 72 divisors (see below), whose sum is σ = 29319790080. Its totient is φ = 3800073600.

The previous prime is 11453021299. The next prime is 11453021309. The reversal of 11453021300 is 312035411.

It is a super-3 number, since 3×11453021300³ (a number of 31 digits) contains 333 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11453021309) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 242195 + ... + 285594.

Almost surely, 2^11453021300 is an apocalyptic number.

11453021300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11453021300 is an abundant number, since it is smaller than the sum of its proper divisors (17866768780).

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

11453021300 is a wasteful number, since it uses less digits than its factorization.

11453021300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527841 (or 527834 counting only the distinct ones).

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

Adding to 11453021300 its reverse (312035411), we get a palindrome (11765056711).

The spelling of 11453021300 in words is "eleven billion, four hundred fifty-three million, twenty-one thousand, three hundred".