10221321131033 has 4 divisors (see below), whose sum is σ = 10247597021220. Its totient is φ = 10195045240848.

The previous prime is 10221321130997. The next prime is 10221321131071. The reversal of 10221321131033 is 33013112312201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3922566419209 + 6298754711824 = 1980547^2 + 2509732^2 .

It is a cyclic number.

It is not a de Polignac number, because 10221321131033 - 2⁸ = 10221321130777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10221321131533) 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, 13137944510 + ... + 13137945287.

It is an arithmetic number, because the mean of its divisors is an integer number (2561899255305).

Almost surely, 2^{10221321131033} is an apocalyptic number.

It is an amenable number.

10221321131033 is a deficient number, since it is larger than the sum of its proper divisors (26275890187).

10221321131033 is an equidigital number, since it uses as much as digits as its factorization.

10221321131033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26275890186.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 10221321131033 its reverse (33013112312201), we get a palindrome (43234433443234).

The spelling of 10221321131033 in words is "ten trillion, two hundred twenty-one billion, three hundred twenty-one million, one hundred thirty-one thousand, thirty-three".