102334322440 has 48 divisors (see below), whose sum is σ = 267844430700. Its totient is φ = 35086052736.

The previous prime is 102334322401. The next prime is 102334322471. The reversal of 102334322440 is 44223433201.

It can be written as a sum of positive squares in 2 ways, for example, as 102165893956 + 168428484 = 319634^2 + 12978^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 102334322399 and 102334322408.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26103735 + ... + 26107654.

Almost surely, 2^102334322440 is an apocalyptic number.

102334322440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102334322440 is an abundant number, since it is smaller than the sum of its proper divisors (165510108260).

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

102334322440 is a wasteful number, since it uses less digits than its factorization.

102334322440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52211414 (or 52211403 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 102334322440 its reverse (44223433201), we get a palindrome (146557755641).

The spelling of 102334322440 in words is "one hundred two billion, three hundred thirty-four million, three hundred twenty-two thousand, four hundred forty".