10513223321 has 16 divisors (see below), whose sum is σ = 10850450688. Its totient is φ = 10180060800.

The previous prime is 10513223269. The next prime is 10513223353. The reversal of 10513223321 is 12332231501.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10513223321 is a prime.

It is a super-2 number, since 2×10513223321² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10513223221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6460910 + ... + 6462536.

It is an arithmetic number, because the mean of its divisors is an integer number (678153168).

Almost surely, 2^10513223321 is an apocalyptic number.

It is an amenable number.

10513223321 is a deficient number, since it is larger than the sum of its proper divisors (337227367).

10513223321 is a wasteful number, since it uses less digits than its factorization.

10513223321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2752.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 10513223321 its reverse (12332231501), we get a palindrome (22845454822).

The spelling of 10513223321 in words is "ten billion, five hundred thirteen million, two hundred twenty-three thousand, three hundred twenty-one".