20111100756112 has 40 divisors (see below), whose sum is σ = 39877980765920. Its totient is φ = 9820085829120.

The previous prime is 20111100756107. The next prime is 20111100756121. The reversal of 20111100756112 is 21165700111102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1791064 + ... + 6590152.

It is an arithmetic number, because the mean of its divisors is an integer number (996949519148).

Almost surely, 2^{20111100756112} is an apocalyptic number.

It is an amenable number.

20111100756112 is a deficient number, since it is larger than the sum of its proper divisors (19766880009808).

20111100756112 is a wasteful number, since it uses less digits than its factorization.

20111100756112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4805231 (or 4805225 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 28.

Adding to 20111100756112 its reverse (21165700111102), we get a palindrome (41276800867214).

The spelling of 20111100756112 in words is "twenty trillion, one hundred eleven billion, one hundred million, seven hundred fifty-six thousand, one hundred twelve".