10133123321 has 4 divisors (see below), whose sum is σ = 10134056592.
Its totient is φ = 10132190052.
The previous prime is 10133123269. The next prime is 10133123323. The reversal of 10133123321 is 12332133101.
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 10133123321 - 230 = 9059381497 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10133123293 and 10133123302.
It is not an unprimeable number, because it can be changed into a prime (10133123323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450155 + ... + 472128.
It is an arithmetic number, because the mean of its divisors is an integer number (2533514148).
Almost surely, 210133123321 is an apocalyptic number.
It is an amenable number.
10133123321 is a deficient number, since it is larger than the sum of its proper divisors (933271).
10133123321 is an equidigital number, since it uses as much as digits as its factorization.
10133123321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 933270.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 10133123321 its reverse (12332133101), we get a palindrome (22465256422).
The spelling of 10133123321 in words is "ten billion, one hundred thirty-three million, one hundred twenty-three thousand, three hundred twenty-one".