2144012402 has 16 divisors (see below), whose sum is σ = 3868895040. Its totient is φ = 870501168.

The previous prime is 2144012401. The next prime is 2144012407. The reversal of 2144012402 is 2042104412.

It is not an unprimeable number, because it can be changed into a prime (2144012401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4029833 + ... + 4030364.

It is an arithmetic number, because the mean of its divisors is an integer number (241805940).

Almost surely, 2^2144012402 is an apocalyptic number.

2144012402 is a deficient number, since it is larger than the sum of its proper divisors (1724882638).

2144012402 is a wasteful number, since it uses less digits than its factorization.

2144012402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8060225.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2144012402 is about 46303.4815321699. The cubic root of 2144012402 is about 1289.4636317510.

Adding to 2144012402 its reverse (2042104412), we get a palindrome (4186116814).

The spelling of 2144012402 in words is "two billion, one hundred forty-four million, twelve thousand, four hundred two".