11012130003221 has 16 divisors (see below), whose sum is σ = 11166086131200. Its totient is φ = 10858853605248.

The previous prime is 11012130003211. The next prime is 11012130003223. The reversal of 11012130003221 is 12230003121011.

It is a cyclic number.

It is not a de Polignac number, because 11012130003221 - 2¹⁰ = 11012130002197 is a prime.

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 11012130003221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012130003223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298518440 + ... + 298555326.

It is an arithmetic number, because the mean of its divisors is an integer number (697880383200).

Almost surely, 2^{11012130003221} is an apocalyptic number.

It is an amenable number.

11012130003221 is a deficient number, since it is larger than the sum of its proper divisors (153956127979).

11012130003221 is an equidigital number, since it uses as much as digits as its factorization.

11012130003221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45988.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11012130003221 its reverse (12230003121011), we get a palindrome (23242133124232).

The spelling of 11012130003221 in words is "eleven trillion, twelve billion, one hundred thirty million, three thousand, two hundred twenty-one".