12043402010 has 16 divisors (see below), whose sum is σ = 21680816616. Its totient is φ = 4816762368.

The previous prime is 12043401991. The next prime is 12043402067. The reversal of 12043402010 is 1020434021.

It can be written as a sum of positive squares in 4 ways, for example, as 10539280921 + 1504121089 = 102661^2 + 38783^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12043402010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14834 + ... + 155906.

Almost surely, 2^12043402010 is an apocalyptic number.

12043402010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12043402010 is a deficient number, since it is larger than the sum of its proper divisors (9637414606).

12043402010 is a wasteful number, since it uses less digits than its factorization.

12043402010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149617.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12043402010 its reverse (1020434021), we get a palindrome (13063836031).

The spelling of 12043402010 in words is "twelve billion, forty-three million, four hundred two thousand, ten".