211112011112 has 32 divisors (see below), whose sum is σ = 397000670880. Its totient is φ = 105245317440.

The previous prime is 211112011091. The next prime is 211112011153. The reversal of 211112011112 is 211110211112.

211112011112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211112011112² (a number of 23 digits) contains 22 as substring.

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, 15877187 + ... + 15890477.

It is an arithmetic number, because the mean of its divisors is an integer number (12406270965).

Almost surely, 2^211112011112 is an apocalyptic number.

It is an amenable number.

211112011112 is a deficient number, since it is larger than the sum of its proper divisors (185888659768).

211112011112 is a wasteful number, since it uses less digits than its factorization.

211112011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18993 (or 18989 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 211112011112 its reverse (211110211112), we get a palindrome (422222222224).

The spelling of 211112011112 in words is "two hundred eleven billion, one hundred twelve million, eleven thousand, one hundred twelve".