111002112162 has 24 divisors (see below), whose sum is σ = 241149375324. Its totient is φ = 36901504224.

The previous prime is 111002112161. The next prime is 111002112191. The reversal of 111002112162 is 261211200111.

It can be written as a sum of positive squares in 2 ways, for example, as 96062183721 + 14939928441 = 309939^2 + 122229^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (111002112161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8259753 + ... + 8273180.

Almost surely, 2^111002112162 is an apocalyptic number.

111002112162 is an abundant number, since it is smaller than the sum of its proper divisors (130147263162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111002112162 is a wasteful number, since it uses less digits than its factorization.

111002112162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16533314 (or 16533311 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 111002112162 its reverse (261211200111), we get a palindrome (372213312273).

The spelling of 111002112162 in words is "one hundred eleven billion, two million, one hundred twelve thousand, one hundred sixty-two".