210444142012 has 12 divisors (see below), whose sum is σ = 396606267736. Its totient is φ = 97128065520.

The previous prime is 210444141997. The next prime is 210444142019. The reversal of 210444142012 is 210241444012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210444142019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2023501314 + ... + 2023501417.

Almost surely, 2^210444142012 is an apocalyptic number.

It is an amenable number.

210444142012 is a deficient number, since it is larger than the sum of its proper divisors (186162125724).

210444142012 is a wasteful number, since it uses less digits than its factorization.

210444142012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4047002748 (or 4047002746 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 210444142012 its reverse (210241444012), we get a palindrome (420685586024).

The spelling of 210444142012 in words is "two hundred ten billion, four hundred forty-four million, one hundred forty-two thousand, twelve".