11201232301021 has 8 divisors (see below), whose sum is σ = 13475166678080. Its totient is φ = 9095737507488.

The previous prime is 11201232301001. The next prime is 11201232301031. The reversal of 11201232301021 is 12010323210211.

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

It is a cyclic number.

It is not a de Polignac number, because 11201232301021 - 2²¹ = 11201230203869 is a prime.

It is a super-2 number, since 2×11201232301021² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11201232301021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201232301001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42109895736 + ... + 42109896001.

It is an arithmetic number, because the mean of its divisors is an integer number (1684395834760).

Almost surely, 2^{11201232301021} is an apocalyptic number.

It is an amenable number.

11201232301021 is a deficient number, since it is larger than the sum of its proper divisors (2273934377059).

11201232301021 is an equidigital number, since it uses as much as digits as its factorization.

11201232301021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84219791763.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11201232301021 its reverse (12010323210211), we get a palindrome (23211555511232).

The spelling of 11201232301021 in words is "eleven trillion, two hundred one billion, two hundred thirty-two million, three hundred one thousand, twenty-one".