11021143634612 has 12 divisors (see below), whose sum is σ = 19757416028196. Its totient is φ = 5376167626560.

The previous prime is 11021143634591. The next prime is 11021143634623. The reversal of 11021143634612 is 21643634112011.

It can be written as a sum of positive squares in 2 ways, for example, as 6090017097616 + 4931126536996 = 2467796^2 + 2220614^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33601047503 + ... + 33601047830.

It is an arithmetic number, because the mean of its divisors is an integer number (1646451335683).

Almost surely, 2^{11021143634612} is an apocalyptic number.

It is an amenable number.

11021143634612 is a deficient number, since it is larger than the sum of its proper divisors (8736272393584).

11021143634612 is a wasteful number, since it uses less digits than its factorization.

11021143634612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67202095378 (or 67202095376 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

Adding to 11021143634612 its reverse (21643634112011), we get a palindrome (32664777746623).

The spelling of 11021143634612 in words is "eleven trillion, twenty-one billion, one hundred forty-three million, six hundred thirty-four thousand, six hundred twelve".