11200421535 has 8 divisors (see below), whose sum is σ = 17920674480. Its totient is φ = 5973558144.

The previous prime is 11200421503. The next prime is 11200421543. The reversal of 11200421535 is 53512400211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11200421535 - 2⁵ = 11200421503 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373347370 + ... + 373347399.

It is an arithmetic number, because the mean of its divisors is an integer number (2240084310).

Almost surely, 2^11200421535 is an apocalyptic number.

11200421535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11200421535 is a deficient number, since it is larger than the sum of its proper divisors (6720252945).

11200421535 is an equidigital number, since it uses as much as digits as its factorization.

11200421535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746694777.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 11200421535 its reverse (53512400211), we get a palindrome (64712821746).

The spelling of 11200421535 in words is "eleven billion, two hundred million, four hundred twenty-one thousand, five hundred thirty-five".