1002210112 has 28 divisors (see below), whose sum is σ = 2105748900. Its totient is φ = 471627776.

The previous prime is 1002210091. The next prime is 1002210113. The reversal of 1002210112 is 2110122001.

It can be written as a sum of positive squares in 2 ways, for example, as 380406016 + 621804096 = 19504^2 + 24936^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002210113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459487 + ... + 461662.

Almost surely, 2^1002210112 is an apocalyptic number.

It is an amenable number.

1002210112 is an abundant number, since it is smaller than the sum of its proper divisors (1103538788).

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

1002210112 is an equidigital number, since it uses as much as digits as its factorization.

1002210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921178 (or 921168 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1002210112 is about 31657.7022539539. The cubic root of 1002210112 is about 1000.7361619326.

Adding to 1002210112 its reverse (2110122001), we get a palindrome (3112332113).

The spelling of 1002210112 in words is "one billion, two million, two hundred ten thousand, one hundred twelve".