13321333011 has 24 divisors (see below), whose sum is σ = 20893833360. Its totient is φ = 7526652672.

The previous prime is 13321332967. The next prime is 13321333021. The reversal of 13321333011 is 11033312331.

It is not a de Polignac number, because 13321333011 - 2⁹ = 13321332499 is a prime.

It is a super-2 number, since 2×13321333011² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (13321333021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 496026 + ... + 522191.

It is an arithmetic number, because the mean of its divisors is an integer number (870576390).

Almost surely, 2^13321333011 is an apocalyptic number.

13321333011 is a deficient number, since it is larger than the sum of its proper divisors (7572500349).

13321333011 is a wasteful number, since it uses less digits than its factorization.

13321333011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018323 (or 1018316 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 13321333011 its reverse (11033312331), we get a palindrome (24354645342).

The spelling of 13321333011 in words is "thirteen billion, three hundred twenty-one million, three hundred thirty-three thousand, eleven".