2101321302011 has 8 divisors (see below), whose sum is σ = 2102891535360. Its totient is φ = 2099751637672.

The previous prime is 2101321301899. The next prime is 2101321302013. The reversal of 2101321302011 is 1102031231012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101321302011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101321302013) 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 7 ways as a sum of consecutive naturals, for example, 7394786 + ... + 7673688.

It is an arithmetic number, because the mean of its divisors is an integer number (262861441920).

Almost surely, 2^{2101321302011} is an apocalyptic number.

2101321302011 is a deficient number, since it is larger than the sum of its proper divisors (1570233349).

2101321302011 is a wasteful number, since it uses less digits than its factorization.

2101321302011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284505.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2101321302011 its reverse (1102031231012), we get a palindrome (3203352533023).

The spelling of 2101321302011 in words is "two trillion, one hundred one billion, three hundred twenty-one million, three hundred two thousand, eleven".