1003122012 has 48 divisors (see below), whose sum is σ = 2390572800. Its totient is φ = 327287040.

The previous prime is 1003121869. The next prime is 1003122019. The reversal of 1003122012 is 2102213001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003122019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167689 + ... + 173567.

It is an arithmetic number, because the mean of its divisors is an integer number (49803600).

Almost surely, 2^1003122012 is an apocalyptic number.

1003122012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1003122012 is an abundant number, since it is smaller than the sum of its proper divisors (1387450788).

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

1003122012 is a wasteful number, since it uses less digits than its factorization.

1003122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6186 (or 6184 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1003122012 is about 31672.1014774833. The cubic root of 1003122012 is about 1001.0395895457.

Adding to 1003122012 its reverse (2102213001), we get a palindrome (3105335013).

The spelling of 1003122012 in words is "one billion, three million, one hundred twenty-two thousand, twelve".