6600011321131 has 8 divisors (see below), whose sum is σ = 6624247092624. Its totient is φ = 6575816113440.

The previous prime is 6600011321077. The next prime is 6600011321147. The reversal of 6600011321131 is 1311231100066.

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 6600011321131 - 2⁹ = 6600011320619 is a prime.

It is a super-2 number, since 2×6600011321131² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6600011321096 and 6600011321105.

It is not an unprimeable number, because it can be changed into a prime (6600011321171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9814921 + ... + 10465786.

It is an arithmetic number, because the mean of its divisors is an integer number (828030886578).

Almost surely, 2^{6600011321131} is an apocalyptic number.

6600011321131 is a deficient number, since it is larger than the sum of its proper divisors (24235771493).

6600011321131 is a wasteful number, since it uses less digits than its factorization.

6600011321131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20281901.

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 6600011321131 its reverse (1311231100066), we get a palindrome (7911242421197).

The spelling of 6600011321131 in words is "six trillion, six hundred billion, eleven million, three hundred twenty-one thousand, one hundred thirty-one".