10321020332011 has 4 divisors (see below), whose sum is σ = 10322309017800. Its totient is φ = 10319731646224.

The previous prime is 10321020331997. The next prime is 10321020332017. The reversal of 10321020332011 is 11023302012301.

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

It is a cyclic number.

It is not a de Polignac number, because 10321020332011 - 2³⁹ = 9771264518123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10321020332011.

It is not an unprimeable number, because it can be changed into a prime (10321020332017) 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, 644330881 + ... + 644346898.

It is an arithmetic number, because the mean of its divisors is an integer number (2580577254450).

Almost surely, 2^{10321020332011} is an apocalyptic number.

10321020332011 is a deficient number, since it is larger than the sum of its proper divisors (1288685789).

10321020332011 is an equidigital number, since it uses as much as digits as its factorization.

10321020332011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288685788.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 10321020332011 its reverse (11023302012301), we get a palindrome (21344322344312).

The spelling of 10321020332011 in words is "ten trillion, three hundred twenty-one billion, twenty million, three hundred thirty-two thousand, eleven".