13055820890111 has 4 divisors (see below), whose sum is σ = 13110447756000. Its totient is φ = 13001194024224.

The previous prime is 13055820890107. The next prime is 13055820890143. The reversal of 13055820890111 is 11109802855031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13055820890111 - 2² = 13055820890107 is a prime.

It is a super-2 number, since 2×13055820890111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13055820890191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27313432586 + ... + 27313433063.

It is an arithmetic number, because the mean of its divisors is an integer number (3277611939000).

Almost surely, 2^{13055820890111} is an apocalyptic number.

13055820890111 is a deficient number, since it is larger than the sum of its proper divisors (54626865889).

13055820890111 is an equidigital number, since it uses as much as digits as its factorization.

13055820890111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54626865888.

The product of its (nonzero) digits is 86400, while the sum is 44.

The spelling of 13055820890111 in words is "thirteen trillion, fifty-five billion, eight hundred twenty million, eight hundred ninety thousand, one hundred eleven".