11660031310 has 32 divisors (see below), whose sum is σ = 21115481472. Its totient is φ = 4635740160.

The previous prime is 11660031301. The next prime is 11660031367. The reversal of 11660031310 is 1313006611.

It is a happy number.

It is a super-2 number, since 2×11660031310² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3126667 + ... + 3130393.

It is an arithmetic number, because the mean of its divisors is an integer number (659858796).

Almost surely, 2^11660031310 is an apocalyptic number.

11660031310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11660031310 is a deficient number, since it is larger than the sum of its proper divisors (9455450162).

11660031310 is a wasteful number, since it uses less digits than its factorization.

11660031310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5548.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 11660031310 its reverse (1313006611), we get a palindrome (12973037921).

The spelling of 11660031310 in words is "eleven billion, six hundred sixty million, thirty-one thousand, three hundred ten".