11021551512116 has 12 divisors (see below), whose sum is σ = 19289373244932. Its totient is φ = 5510302013568.

The previous prime is 11021551512107. The next prime is 11021551512143. The reversal of 11021551512116 is 61121515512011.

It can be written as a sum of positive squares in 2 ways, for example, as 3386166743716 + 7635384768400 = 1840154^2 + 2763220^2 .

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 118383275 + ... + 118476338.

It is an arithmetic number, because the mean of its divisors is an integer number (1607447770411).

Almost surely, 2^{11021551512116} is an apocalyptic number.

It is an amenable number.

11021551512116 is a deficient number, since it is larger than the sum of its proper divisors (8267821732816).

11021551512116 is a wasteful number, since it uses less digits than its factorization.

11021551512116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236871250 (or 236871248 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 32.

The spelling of 11021551512116 in words is "eleven trillion, twenty-one billion, five hundred fifty-one million, five hundred twelve thousand, one hundred sixteen".