21011101000112 has 10 divisors (see below), whose sum is σ = 40709008187748. Its totient is φ = 10505550500048.

The previous prime is 21011101000069. The next prime is 21011101000129. The reversal of 21011101000112 is 21100010111012.

It is a junction number, because it is equal to n+sod(n) for n = 21011101000093 and 21011101000102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656596906238 + ... + 656596906269.

Almost surely, 2^{21011101000112} is an apocalyptic number.

It is an amenable number.

21011101000112 is a deficient number, since it is larger than the sum of its proper divisors (19697907187636).

21011101000112 is a wasteful number, since it uses less digits than its factorization.

21011101000112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313193812515 (or 1313193812509 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 21011101000112 its reverse (21100010111012), we get a palindrome (42111111111124).

The spelling of 21011101000112 in words is "twenty-one trillion, eleven billion, one hundred one million, one hundred twelve", and thus it is an aban number.