10123213222321 has 4 divisors (see below), whose sum is σ = 10127937075712. Its totient is φ = 10118489368932.

The previous prime is 10123213222307. The next prime is 10123213222349. The reversal of 10123213222321 is 12322231232101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10123213222321 - 2³¹ = 10121065738673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10123213222361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2361923481 + ... + 2361927766.

It is an arithmetic number, because the mean of its divisors is an integer number (2531984268928).

Almost surely, 2^{10123213222321} is an apocalyptic number.

It is an amenable number.

10123213222321 is a deficient number, since it is larger than the sum of its proper divisors (4723853391).

10123213222321 is an equidigital number, since it uses as much as digits as its factorization.

10123213222321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4723853390.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 10123213222321 its reverse (12322231232101), we get a palindrome (22445444454422).

The spelling of 10123213222321 in words is "ten trillion, one hundred twenty-three billion, two hundred thirteen million, two hundred twenty-two thousand, three hundred twenty-one".