2122012110986 has 4 divisors (see below), whose sum is σ = 3183018166482. Its totient is φ = 1061006055492.

The previous prime is 2122012110971. The next prime is 2122012110989. The reversal of 2122012110986 is 6890112102212.

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

It can be written as a sum of positive squares in only one way, i.e., 1899917640625 + 222094470361 = 1378375^2 + 471269^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2122012110989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530503027745 + ... + 530503027748.

Almost surely, 2^{2122012110986} is an apocalyptic number.

2122012110986 is a deficient number, since it is larger than the sum of its proper divisors (1061006055496).

2122012110986 is a wasteful number, since it uses less digits than its factorization.

2122012110986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061006055495.

The product of its (nonzero) digits is 6912, while the sum is 35.

The spelling of 2122012110986 in words is "two trillion, one hundred twenty-two billion, twelve million, one hundred ten thousand, nine hundred eighty-six".