11232403110021 has 48 divisors (see below), whose sum is σ = 15559531783488. Its totient is φ = 7207057728000.

The previous prime is 11232403109981. The next prime is 11232403110029. The reversal of 11232403110021 is 12001130423211.

It is not a de Polignac number, because 11232403110021 - 2²⁶ = 11232336001157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11232403110021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11232403110029) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 168365971 + ... + 168432671.

It is an arithmetic number, because the mean of its divisors is an integer number (324156912156).

Almost surely, 2^{11232403110021} is an apocalyptic number.

It is an amenable number.

11232403110021 is a deficient number, since it is larger than the sum of its proper divisors (4327128673467).

11232403110021 is a wasteful number, since it uses less digits than its factorization.

11232403110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67222 (or 67185 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11232403110021 its reverse (12001130423211), we get a palindrome (23233533533232).

The spelling of 11232403110021 in words is "eleven trillion, two hundred thirty-two billion, four hundred three million, one hundred ten thousand, twenty-one".