211001002112 has 16 divisors (see below), whose sum is σ = 420353559150. Its totient is φ = 105500500992.

The previous prime is 211001002087. The next prime is 211001002129. The reversal of 211001002112 is 211200100112.

It can be written as a sum of positive squares in only one way, i.e., 210519462976 + 481539136 = 458824^2 + 21944^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 211001002093 and 211001002102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 824222537 + ... + 824222792.

Almost surely, 2^211001002112 is an apocalyptic number.

It is an amenable number.

211001002112 is a deficient number, since it is larger than the sum of its proper divisors (209352557038).

211001002112 is an equidigital number, since it uses as much as digits as its factorization.

211001002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648445343 (or 1648445331 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 211001002112 its reverse (211200100112), we get a palindrome (422201102224).

The spelling of 211001002112 in words is "two hundred eleven billion, one million, two thousand, one hundred twelve".