11211120211112 has 16 divisors (see below), whose sum is σ = 21023635096500. Its totient is φ = 5604817518720.

The previous prime is 11211120211091. The next prime is 11211120211133. The reversal of 11211120211112 is 21111202111211.

It is an interprime number because it is at equal distance from previous prime (11211120211091) and next prime (11211120211133).

It can be written as a sum of positive squares in 2 ways, for example, as 9489812946916 + 1721307264196 = 3080554^2 + 1311986^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92759189 + ... + 92879972.

Almost surely, 2^{11211120211112} is an apocalyptic number.

It is an amenable number.

11211120211112 is a deficient number, since it is larger than the sum of its proper divisors (9812514885388).

11211120211112 is a wasteful number, since it uses less digits than its factorization.

11211120211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185646716 (or 185646712 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 11211120211112 its reverse (21111202111211), we get a palindrome (32322322322323).

The spelling of 11211120211112 in words is "eleven trillion, two hundred eleven billion, one hundred twenty million, two hundred eleven thousand, one hundred twelve".