102323044140 has 48 divisors (see below), whose sum is σ = 288691603200. Its totient is φ = 27077851840.

The previous prime is 102323044127. The next prime is 102323044169. The reversal of 102323044140 is 41440323201.

It is a self number, because there is not a number n which added to its sum of digits gives 102323044140.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6501240 + ... + 6516959.

It is an arithmetic number, because the mean of its divisors is an integer number (6014408400).

Almost surely, 2^102323044140 is an apocalyptic number.

102323044140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102323044140 is an abundant number, since it is smaller than the sum of its proper divisors (186368559060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102323044140 is a wasteful number, since it uses less digits than its factorization.

102323044140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13018342 (or 13018340 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 102323044140 its reverse (41440323201), we get a palindrome (143763367341).

The spelling of 102323044140 in words is "one hundred two billion, three hundred twenty-three million, forty-four thousand, one hundred forty".