1002150012 has 24 divisors (see below), whose sum is σ = 2339103312. Its totient is φ = 333942400.

The previous prime is 1002150001. The next prime is 1002150031. The reversal of 1002150012 is 2100512001.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1002150012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31312 + ... + 54632.

It is an arithmetic number, because the mean of its divisors is an integer number (97462638).

Almost surely, 2^1002150012 is an apocalyptic number.

1002150012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002150012 is an abundant number, since it is smaller than the sum of its proper divisors (1336953300).

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

1002150012 is a wasteful number, since it uses less digits than its factorization.

1002150012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26909 (or 26907 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 1002150012 is about 31656.7530236441. The cubic root of 1002150012 is about 1000.7161576624.

Adding to 1002150012 its reverse (2100512001), we get a palindrome (3102662013).

The spelling of 1002150012 in words is "one billion, two million, one hundred fifty thousand, twelve".