12055051105 has 16 divisors (see below), whose sum is σ = 14601721680. Its totient is φ = 9553969152.

The previous prime is 12055051097. The next prime is 12055051133. The reversal of 12055051105 is 50115055021.

It can be written as a sum of positive squares in 8 ways, for example, as 5817744 + 12049233361 = 2412^2 + 109769^2 .

It is a cyclic number.

It is not a de Polignac number, because 12055051105 - 2³ = 12055051097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12055051105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241761 + ... + 287329.

It is an arithmetic number, because the mean of its divisors is an integer number (912607605).

Almost surely, 2^12055051105 is an apocalyptic number.

It is an amenable number.

12055051105 is a deficient number, since it is larger than the sum of its proper divisors (2546670575).

12055051105 is a wasteful number, since it uses less digits than its factorization.

12055051105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46068.

The product of its (nonzero) digits is 1250, while the sum is 25.

The spelling of 12055051105 in words is "twelve billion, fifty-five million, fifty-one thousand, one hundred five".