102112444130 has 8 divisors (see below), whose sum is σ = 183802399452. Its totient is φ = 40844977648.

The previous prime is 102112444061. The next prime is 102112444157. The reversal of 102112444130 is 31444211201.

It can be written as a sum of positive squares in 2 ways, for example, as 91416127201 + 10696316929 = 302351^2 + 103423^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 102112444096 and 102112444105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5105622197 + ... + 5105622216.

Almost surely, 2^102112444130 is an apocalyptic number.

102112444130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102112444130 is a deficient number, since it is larger than the sum of its proper divisors (81689955322).

102112444130 is a wasteful number, since it uses less digits than its factorization.

102112444130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10211244420.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 102112444130 its reverse (31444211201), we get a palindrome (133556655331).

The spelling of 102112444130 in words is "one hundred two billion, one hundred twelve million, four hundred forty-four thousand, one hundred thirty".