112102011 has 24 divisors (see below), whose sum is σ = 186527744. Its totient is φ = 63549360.

The previous prime is 112102009. The next prime is 112102013. The reversal of 112102011 is 110201211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (112102009) and next prime (112102013).

It is not a de Polignac number, because 112102011 - 2¹ = 112102009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112101984 and 112102002.

It is not an unprimeable number, because it can be changed into a prime (112102013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 996 + ... + 15006.

Almost surely, 2^112102011 is an apocalyptic number.

112102011 is a deficient number, since it is larger than the sum of its proper divisors (74425733).

112102011 is a wasteful number, since it uses less digits than its factorization.

112102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14151 (or 14148 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 112102011 is about 10587.8237140595. The cubic root of 112102011 is about 482.1747542730.

Adding to 112102011 its reverse (110201211), we get a palindrome (222303222).

The spelling of 112102011 in words is "one hundred twelve million, one hundred two thousand, eleven".