13000012222122 has 96 divisors (see below), whose sum is σ = 29746189654272. Its totient is φ = 4099010078592.

The previous prime is 13000012222103. The next prime is 13000012222139. The reversal of 13000012222122 is 22122221000031.

13000012222122 is a `hidden beast` number, since 1 + 300 + 0 + 0 + 122 + 221 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 13000012222095 and 13000012222104.

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 47 ways as a sum of consecutive naturals, for example, 840468 + ... + 5167824.

It is an arithmetic number, because the mean of its divisors is an integer number (309856142232).

Almost surely, 2^{13000012222122} is an apocalyptic number.

13000012222122 is an abundant number, since it is smaller than the sum of its proper divisors (16746177432150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13000012222122 is a wasteful number, since it uses less digits than its factorization.

13000012222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4327532 (or 4327529 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 13000012222122 its reverse (22122221000031), we get a palindrome (35122233222153).

The spelling of 13000012222122 in words is "thirteen trillion, twelve million, two hundred twenty-two thousand, one hundred twenty-two".