103420142440000 has 280 divisors, whose sum is σ = 260998884847008. Its totient is φ = 40638528000000.

The previous prime is 103420142439953. The next prime is 103420142440003. The reversal of 103420142440000 is 44241024301.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (103420142440003) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 732849447 + ... + 732990553.

Almost surely, 2^{103420142440000} is an apocalyptic number.

103420142440000 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 103420142440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130499442423504).

103420142440000 is an abundant number, since it is smaller than the sum of its proper divisors (157578742407008).

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

103420142440000 is an equidigital number, since it uses as much as digits as its factorization.

103420142440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141463 (or 141438 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 103420142440000 its reverse (44241024301), we get a palindrome (103464383464301).

The spelling of 103420142440000 in words is "one hundred three trillion, four hundred twenty billion, one hundred forty-two million, four hundred forty thousand".