10321134221 has 8 divisors (see below), whose sum is σ = 10631290488. Its totient is φ = 10013760000.

The previous prime is 10321134217. The next prime is 10321134227. The reversal of 10321134221 is 12243112301.

It can be written as a sum of positive squares in 4 ways, for example, as 1252381321 + 9068752900 = 35389^2 + 95230^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10321134221 - 2² = 10321134217 is a prime.

It is a super-5 number, since 5×10321134221⁵ (a number of 51 digits) contains 55555 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10321134193 and 10321134202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10321134227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 687980 + ... + 702821.

It is an arithmetic number, because the mean of its divisors is an integer number (1328911311).

Almost surely, 2^10321134221 is an apocalyptic number.

It is an amenable number.

10321134221 is a deficient number, since it is larger than the sum of its proper divisors (310156267).

10321134221 is a wasteful number, since it uses less digits than its factorization.

10321134221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391023.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 10321134221 its reverse (12243112301), we get a palindrome (22564246522).

The spelling of 10321134221 in words is "ten billion, three hundred twenty-one million, one hundred thirty-four thousand, two hundred twenty-one".