10513221324 has 24 divisors (see below), whose sum is σ = 24532671408. Its totient is φ = 3504146880.

The previous prime is 10513221289. The next prime is 10513221331. The reversal of 10513221324 is 42312231501.

It is a super-2 number, since 2×10513221324² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10513221294 and 10513221303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205434 + ... + 251454.

It is an arithmetic number, because the mean of its divisors is an integer number (1022194642).

Almost surely, 2^10513221324 is an apocalyptic number.

It is an amenable number.

10513221324 is an abundant number, since it is smaller than the sum of its proper divisors (14019450084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10513221324 is a wasteful number, since it uses less digits than its factorization.

10513221324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65065 (or 65063 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 10513221324 its reverse (42312231501), we get a palindrome (52825452825).

The spelling of 10513221324 in words is "ten billion, five hundred thirteen million, two hundred twenty-one thousand, three hundred twenty-four".