10343213321 has 16 divisors (see below), whose sum is σ = 13060341504. Its totient is φ = 7981315584.

The previous prime is 10343213317. The next prime is 10343213323. The reversal of 10343213321 is 12331234301.

It is not a de Polignac number, because 10343213321 - 2² = 10343213317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (10343213323) 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, 1886780 + ... + 1892253.

It is an arithmetic number, because the mean of its divisors is an integer number (816271344).

Almost surely, 2^10343213321 is an apocalyptic number.

It is an amenable number.

10343213321 is a deficient number, since it is larger than the sum of its proper divisors (2717128183).

10343213321 is a wasteful number, since it uses less digits than its factorization.

10343213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3779080.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 10343213321 its reverse (12331234301), we get a palindrome (22674447622).

The spelling of 10343213321 in words is "ten billion, three hundred forty-three million, two hundred thirteen thousand, three hundred twenty-one".