112020102 has 24 divisors (see below), whose sum is σ = 242934120. Its totient is φ = 37305600.

The previous prime is 112020091. The next prime is 112020107. The reversal of 112020102 is 201020211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112020107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23974 + ... + 28262.

It is an arithmetic number, because the mean of its divisors is an integer number (10122255).

Almost surely, 2^112020102 is an apocalyptic number.

112020102 is an abundant number, since it is smaller than the sum of its proper divisors (130914018).

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

112020102 is a wasteful number, since it uses less digits than its factorization.

112020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5748 (or 5745 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 112020102 is about 10583.9549318768. The cubic root of 112020102 is about 482.0572896098.

Adding to 112020102 its reverse (201020211), we get a palindrome (313040313).

The spelling of 112020102 in words is "one hundred twelve million, twenty thousand, one hundred two".