1003100022 has 48 divisors (see below), whose sum is σ = 2295371520. Its totient is φ = 315716400.

The previous prime is 1003100017. The next prime is 1003100027. The reversal of 1003100022 is 2200013001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1003100017) and next prime (1003100027).

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 = 1003099977 and 1003100013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003100027) 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, 101647 + ... + 111077.

It is an arithmetic number, because the mean of its divisors is an integer number (47820240).

Almost surely, 2^1003100022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1003100022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1147685760).

1003100022 is an abundant number, since it is smaller than the sum of its proper divisors (1292271498).

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

1003100022 is a wasteful number, since it uses less digits than its factorization.

1003100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9769 (or 9766 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1003100022 is about 31671.7543246344. The cubic root of 1003100022 is about 1001.0322747089.

Adding to 1003100022 its reverse (2200013001), we get a palindrome (3203113023).

It can be divided in two parts, 1003 and 100022, that added together give a triangular number (101025 = T₄₄₉).

The spelling of 1003100022 in words is "one billion, three million, one hundred thousand, twenty-two".