10656213223311 has 24 divisors (see below), whose sum is σ = 15636573454320. Its totient is φ = 6991821023616.

The previous prime is 10656213223291. The next prime is 10656213223351. The reversal of 10656213223311 is 11332231265601.

10656213223311 is a `hidden beast` number, since 1 + 0 + 6 + 5 + 621 + 3 + 2 + 23 + 3 + 1 + 1 = 666.

It is not a de Polignac number, because 10656213223311 - 2⁶ = 10656213223247 is a prime.

It is a super-2 number, since 2×10656213223311² (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 (10656213223351) 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, 17058816 + ... + 17672453.

It is an arithmetic number, because the mean of its divisors is an integer number (651523893930).

Almost surely, 2^{10656213223311} is an apocalyptic number.

10656213223311 is a deficient number, since it is larger than the sum of its proper divisors (4980360231009).

10656213223311 is a wasteful number, since it uses less digits than its factorization.

10656213223311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34731815 (or 34731812 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

Adding to 10656213223311 its reverse (11332231265601), we get a palindrome (21988444488912).

The spelling of 10656213223311 in words is "ten trillion, six hundred fifty-six billion, two hundred thirteen million, two hundred twenty-three thousand, three hundred eleven".