103134213440 has 112 divisors (see below), whose sum is σ = 251764970688. Its totient is φ = 40219705344.

The previous prime is 103134213439. The next prime is 103134213487. The reversal of 103134213440 is 44312431301.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7740224 + ... + 7753536.

It is an arithmetic number, because the mean of its divisors is an integer number (2247901524).

Almost surely, 2^103134213440 is an apocalyptic number.

103134213440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103134213440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125882485344).

103134213440 is an abundant number, since it is smaller than the sum of its proper divisors (148630757248).

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

103134213440 is a wasteful number, since it uses less digits than its factorization.

103134213440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13936 (or 13926 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 103134213440 its reverse (44312431301), we get a palindrome (147446644741).

The spelling of 103134213440 in words is "one hundred three billion, one hundred thirty-four million, two hundred thirteen thousand, four hundred forty".