21110001000112 has 20 divisors (see below), whose sum is σ = 41010280104640. Its totient is φ = 10526702908608.

The previous prime is 21110001000091. The next prime is 21110001000113. The reversal of 21110001000112 is 21100010001112.

It is not an unprimeable number, because it can be changed into a prime (21110001000113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1768593312 + ... + 1768605247.

It is an arithmetic number, because the mean of its divisors is an integer number (2050514005232).

Almost surely, 2^{21110001000112} is an apocalyptic number.

It is an amenable number.

21110001000112 is a deficient number, since it is larger than the sum of its proper divisors (19900279104528).

21110001000112 is a wasteful number, since it uses less digits than its factorization.

21110001000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3537198940 (or 3537198934 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 21110001000112 its reverse (21100010001112), we get a palindrome (42210011001224).

It can be divided in two parts, 21110001000 and 112, that added together give a palindrome (21110001112).

The spelling of 21110001000112 in words is "twenty-one trillion, one hundred ten billion, one million, one hundred twelve", and thus it is an aban number.