103423310222440 has 128 divisors (see below), whose sum is σ = 254078082145440. Its totient is φ = 37657651838976.

The previous prime is 103423310222417. The next prime is 103423310222501. The reversal of 103423310222440 is 44222013324301.

It can be written as a sum of positive squares in 16 ways, for example, as 4949085419716 + 98474224802724 = 2224654^2 + 9923418^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229546824 + ... + 229996936.

Almost surely, 2^{103423310222440} is an apocalyptic number.

103423310222440 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 103423310222440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127039041072720).

103423310222440 is an abundant number, since it is smaller than the sum of its proper divisors (150654771923000).

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

103423310222440 is a wasteful number, since it uses less digits than its factorization.

103423310222440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456263 (or 456259 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 103423310222440 its reverse (44222013324301), we get a palindrome (147645323546741).

The spelling of 103423310222440 in words is "one hundred three trillion, four hundred twenty-three billion, three hundred ten million, two hundred twenty-two thousand, four hundred forty".