13120443222111 has 12 divisors (see below), whose sum is σ = 19949211916920. Its totient is φ = 8286595719120.

The previous prime is 13120443222097. The next prime is 13120443222121. The reversal of 13120443222111 is 11122234402131.

13120443222111 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 0 + 4 + 432 + 221 + 1 + 1 = 666.

It is not a de Polignac number, because 13120443222111 - 2¹³ = 13120443213919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13120443222121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38363868900 + ... + 38363869241.

It is an arithmetic number, because the mean of its divisors is an integer number (1662434326410).

Almost surely, 2^{13120443222111} is an apocalyptic number.

13120443222111 is a deficient number, since it is larger than the sum of its proper divisors (6828768694809).

13120443222111 is a wasteful number, since it uses less digits than its factorization.

13120443222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76727738166 (or 76727738163 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 13120443222111 its reverse (11122234402131), we get a palindrome (24242677624242).

The spelling of 13120443222111 in words is "thirteen trillion, one hundred twenty billion, four hundred forty-three million, two hundred twenty-two thousand, one hundred eleven".