13300002111221 has 4 divisors (see below), whose sum is σ = 15200002412832. Its totient is φ = 11400001809612.

The previous prime is 13300002111191. The next prime is 13300002111247. The reversal of 13300002111221 is 12211120000331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13300002111221 - 2¹⁴ = 13300002094837 is a prime.

It is a super-2 number, since 2×13300002111221² (a number of 27 digits) contains 22 as substring.

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 13300002111221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13300002111421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 950000150795 + ... + 950000150808.

It is an arithmetic number, because the mean of its divisors is an integer number (3800000603208).

Almost surely, 2^{13300002111221} is an apocalyptic number.

It is an amenable number.

13300002111221 is a deficient number, since it is larger than the sum of its proper divisors (1900000301611).

13300002111221 is an equidigital number, since it uses as much as digits as its factorization.

13300002111221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900000301610.

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

Adding to 13300002111221 its reverse (12211120000331), we get a palindrome (25511122111552).

The spelling of 13300002111221 in words is "thirteen trillion, three hundred billion, two million, one hundred eleven thousand, two hundred twenty-one".