2142443404204 has 12 divisors (see below), whose sum is σ = 3754039972984. Its totient is φ = 1069860554784.

The previous prime is 2142443404201. The next prime is 2142443404207. The reversal of 2142443404204 is 4024043442412.

It is an interprime number because it is at equal distance from previous prime (2142443404201) and next prime (2142443404207).

It is a self number, because there is not a number n which added to its sum of digits gives 2142443404204.

It is not an unprimeable number, because it can be changed into a prime (2142443404201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340283289 + ... + 340289584.

Almost surely, 2^{2142443404204} is an apocalyptic number.

It is an amenable number.

2142443404204 is a deficient number, since it is larger than the sum of its proper divisors (1611596568780).

2142443404204 is a wasteful number, since it uses less digits than its factorization.

2142443404204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680573664 (or 680573662 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 2142443404204 its reverse (4024043442412), we get a palindrome (6166486846616).

The spelling of 2142443404204 in words is "two trillion, one hundred forty-two billion, four hundred forty-three million, four hundred four thousand, two hundred four".