10213321223 has 12 divisors (see below), whose sum is σ = 11925991440. Its totient is φ = 8720978112.

The previous prime is 10213321219. The next prime is 10213321241. The reversal of 10213321223 is 32212331201.

It is not a de Polignac number, because 10213321223 - 2² = 10213321219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10213321195 and 10213321204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213321423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 383378 + ... + 409151.

It is an arithmetic number, because the mean of its divisors is an integer number (993832620).

Almost surely, 2^10213321223 is an apocalyptic number.

10213321223 is a deficient number, since it is larger than the sum of its proper divisors (1712670217).

10213321223 is an equidigital number, since it uses as much as digits as its factorization.

10213321223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792806 (or 792799 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10213321223 its reverse (32212331201), we get a palindrome (42425652424).

The spelling of 10213321223 in words is "ten billion, two hundred thirteen million, three hundred twenty-one thousand, two hundred twenty-three".