102144310443 has 64 divisors (see below), whose sum is σ = 179016990720. Its totient is φ = 56342998656.

The previous prime is 102144310439. The next prime is 102144310459. The reversal of 102144310443 is 344013441201.

102144310443 is a `hidden beast` number, since 1 + 0 + 214 + 4 + 3 + 1 + 0 + 443 = 666.

It is not a de Polignac number, because 102144310443 - 2² = 102144310439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (102144310423) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 830605 + ... + 945617.

It is an arithmetic number, because the mean of its divisors is an integer number (2797140480).

Almost surely, 2^102144310443 is an apocalyptic number.

102144310443 is a deficient number, since it is larger than the sum of its proper divisors (76872680277).

102144310443 is a wasteful number, since it uses less digits than its factorization.

102144310443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115193 (or 115187 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 102144310443 its reverse (344013441201), we get a palindrome (446157751644).

The spelling of 102144310443 in words is "one hundred two billion, one hundred forty-four million, three hundred ten thousand, four hundred forty-three".