13210313211021 has 8 divisors (see below), whose sum is σ = 17861831947584. Its totient is φ = 8682834974240.

The previous prime is 13210313210971. The next prime is 13210313211023. The reversal of 13210313211021 is 12011231301231.

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 13210313211021 - 2¹¹ = 13210313208973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13210313211023) 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, 31010124696 + ... + 31010125121.

It is an arithmetic number, because the mean of its divisors is an integer number (2232728993448).

Almost surely, 2^{13210313211021} is an apocalyptic number.

It is an amenable number.

13210313211021 is a deficient number, since it is larger than the sum of its proper divisors (4651518736563).

13210313211021 is an equidigital number, since it uses as much as digits as its factorization.

13210313211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62020249891.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 13210313211021 its reverse (12011231301231), we get a palindrome (25221544512252).

The spelling of 13210313211021 in words is "thirteen trillion, two hundred ten billion, three hundred thirteen million, two hundred eleven thousand, twenty-one".