11331020312013 has 8 divisors (see below), whose sum is σ = 15996734558208. Its totient is φ = 7109659803584.

The previous prime is 11331020311987. The next prime is 11331020312089. The reversal of 11331020312013 is 31021302013311.

It is a happy number.

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 11331020312013 - 2¹⁴ = 11331020295629 is a prime.

It is a super-2 number, since 2×11331020312013² (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 (11331020302013) 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, 111088434381 + ... + 111088434482.

It is an arithmetic number, because the mean of its divisors is an integer number (1999591819776).

Almost surely, 2^{11331020312013} is an apocalyptic number.

It is an amenable number.

11331020312013 is a deficient number, since it is larger than the sum of its proper divisors (4665714246195).

11331020312013 is a wasteful number, since it uses less digits than its factorization.

11331020312013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222176868883.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 11331020312013 its reverse (31021302013311), we get a palindrome (42352322325324).

The spelling of 11331020312013 in words is "eleven trillion, three hundred thirty-one billion, twenty million, three hundred twelve thousand, thirteen".