1002112110 has 48 divisors (see below), whose sum is σ = 2695343040. Its totient is φ = 258014400.

The previous prime is 1002112103. The next prime is 1002112121. The reversal of 1002112110 is 112112001.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1002112092 and 1002112101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189366 + ... + 194585.

It is an arithmetic number, because the mean of its divisors is an integer number (56152980).

Almost surely, 2^1002112110 is an apocalyptic number.

1002112110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002112110 is an abundant number, since it is smaller than the sum of its proper divisors (1693230930).

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

1002112110 is a wasteful number, since it uses less digits than its factorization.

1002112110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383993 (or 383990 counting only the distinct ones).

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

The square root of 1002112110 is about 31656.1543779405. The cubic root of 1002112110 is about 1000.7035415798.

Adding to 1002112110 its reverse (112112001), we get a palindrome (1114224111).

The spelling of 1002112110 in words is "one billion, two million, one hundred twelve thousand, one hundred ten".