13330021022221 has 8 divisors (see below), whose sum is σ = 13410228371904. Its totient is φ = 13249818278400.

The previous prime is 13330021022209. The next prime is 13330021022233. The reversal of 13330021022221 is 12222012003331.

It is an interprime number because it is at equal distance from previous prime (13330021022209) and next prime (13330021022233).

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 13330021022221 - 2²⁹ = 13329484151309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13330021022192 and 13330021022201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13330021022291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4744786 + ... + 7012348.

It is an arithmetic number, because the mean of its divisors is an integer number (1676278546488).

Almost surely, 2^{13330021022221} is an apocalyptic number.

It is an amenable number.

13330021022221 is a deficient number, since it is larger than the sum of its proper divisors (80207349683).

13330021022221 is a wasteful number, since it uses less digits than its factorization.

13330021022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302931.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13330021022221 its reverse (12222012003331), we get a palindrome (25552033025552).

The spelling of 13330021022221 in words is "thirteen trillion, three hundred thirty billion, twenty-one million, twenty-two thousand, two hundred twenty-one".