12013021002 has 16 divisors (see below), whose sum is σ = 24263924832. Its totient is φ = 3964693200.

The previous prime is 12013021001. The next prime is 12013021037. The reversal of 12013021002 is 20012031021.

It is not an unprimeable number, because it can be changed into a prime (12013021001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9911128 + ... + 9912339.

It is an arithmetic number, because the mean of its divisors is an integer number (1516495302).

Almost surely, 2^12013021002 is an apocalyptic number.

12013021002 is an abundant number, since it is smaller than the sum of its proper divisors (12250903830).

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

12013021002 is a wasteful number, since it uses less digits than its factorization.

12013021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19823573.

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

Adding to 12013021002 its reverse (20012031021), we get a palindrome (32025052023).

It can be divided in two parts, 1201 and 3021002, that added together give a palindrome (3022203).

The spelling of 12013021002 in words is "twelve billion, thirteen million, twenty-one thousand, two".