1003020102 has 72 divisors (see below), whose sum is σ = 2547611352. Its totient is φ = 284356800.

The previous prime is 1003020079. The next prime is 1003020149. The reversal of 1003020102 is 2010203001.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 111202 + ... + 119882.

It is an arithmetic number, because the mean of its divisors is an integer number (35383491).

Almost surely, 2^1003020102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1003020102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1273805676).

1003020102 is an abundant number, since it is smaller than the sum of its proper divisors (1544591250).

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

1003020102 is a wasteful number, since it uses less digits than its factorization.

1003020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8834 (or 8824 counting only the distinct ones).

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

The square root of 1003020102 is about 31670.4926074730. The cubic root of 1003020102 is about 1001.0056889174.

Adding to 1003020102 its reverse (2010203001), we get a palindrome (3013223103).

The spelling of 1003020102 in words is "one billion, three million, twenty thousand, one hundred two".