13213455211 has 8 divisors (see below), whose sum is σ = 14421248064. Its totient is φ = 12006757320.

The previous prime is 13213455191. The next prime is 13213455217. The reversal of 13213455211 is 11255431231.

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 13213455211 - 2⁷ = 13213455083 is a prime.

It is a super-2 number, since 2×13213455211² (a number of 21 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 13213455211.

It is not an unprimeable number, because it can be changed into a prime (13213455217) 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, 248401 + ... + 296866.

It is an arithmetic number, because the mean of its divisors is an integer number (1802656008).

Almost surely, 2^13213455211 is an apocalyptic number.

13213455211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13213455211 is a deficient number, since it is larger than the sum of its proper divisors (1207792853).

13213455211 is a wasteful number, since it uses less digits than its factorization.

13213455211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547481.

The product of its digits is 3600, while the sum is 28.

Adding to 13213455211 its reverse (11255431231), we get a palindrome (24468886442).

The spelling of 13213455211 in words is "thirteen billion, two hundred thirteen million, four hundred fifty-five thousand, two hundred eleven".