2012001002 has 16 divisors (see below), whose sum is σ = 3324966624. Its totient is φ = 905490000.

The previous prime is 2012000989. The next prime is 2012001007. The reversal of 2012001002 is 2001002102.

It is not an unprimeable number, because it can be changed into a prime (2012001007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450524 + ... + 454967.

It is an arithmetic number, because the mean of its divisors is an integer number (207810414).

Almost surely, 2^2012001002 is an apocalyptic number.

2012001002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2012001002 is a deficient number, since it is larger than the sum of its proper divisors (1312965622).

2012001002 is a wasteful number, since it uses less digits than its factorization.

2012001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905605.

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

The square root of 2012001002 is about 44855.3341532532. The cubic root of 2012001002 is about 1262.4360786118.

Adding to 2012001002 its reverse (2001002102), we get a palindrome (4013003104).

It can be divided in two parts, 201200 and 1002, that added together give a palindrome (202202).

The spelling of 2012001002 in words is "two billion, twelve million, one thousand, two".