10001321023311 has 24 divisors (see below), whose sum is σ = 14840831395104. Its totient is φ = 6485578269120.

The previous prime is 10001321023283. The next prime is 10001321023321. The reversal of 10001321023311 is 11332012310001.

10001321023311 is a `hidden beast` number, since 10 + 0 + 0 + 1 + 321 + 0 + 2 + 331 + 1 = 666.

It is not a de Polignac number, because 10001321023311 - 2⁵ = 10001321023279 is a prime.

It is a super-2 number, since 2×10001321023311² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001321023321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2859595 + ... + 5308476.

It is an arithmetic number, because the mean of its divisors is an integer number (618367974796).

Almost surely, 2^{10001321023311} is an apocalyptic number.

10001321023311 is a deficient number, since it is larger than the sum of its proper divisors (4839510371793).

10001321023311 is a wasteful number, since it uses less digits than its factorization.

10001321023311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8171791 (or 8171788 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 10001321023311 its reverse (11332012310001), we get a palindrome (21333333333312).

The spelling of 10001321023311 in words is "ten trillion, one billion, three hundred twenty-one million, twenty-three thousand, three hundred eleven".