102011302444 has 6 divisors (see below), whose sum is σ = 178519779284. Its totient is φ = 51005651220.

The previous prime is 102011302441. The next prime is 102011302447. The reversal of 102011302444 is 444203110201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (102011302441) and next prime (102011302447).

It is not an unprimeable number, because it can be changed into a prime (102011302441) 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 as a sum of consecutive naturals, namely, 12751412802 + ... + 12751412809.

Almost surely, 2^102011302444 is an apocalyptic number.

It is an amenable number.

102011302444 is a deficient number, since it is larger than the sum of its proper divisors (76508476840).

102011302444 is a wasteful number, since it uses less digits than its factorization.

102011302444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25502825615 (or 25502825613 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 102011302444 its reverse (444203110201), we get a palindrome (546214412645).

The spelling of 102011302444 in words is "one hundred two billion, eleven million, three hundred two thousand, four hundred forty-four".