103043121401220 has 768 divisors, whose sum is σ = 398548822597632. Its totient is φ = 19196771696640.

The previous prime is 103043121401219. The next prime is 103043121401237. The reversal of 103043121401220 is 22104121340301.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1282180759 + ... + 1282261121.

It is an arithmetic number, because the mean of its divisors is an integer number (518943779424).

Almost surely, 2^{103043121401220} is an apocalyptic number.

103043121401220 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 103043121401220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199274411298816).

103043121401220 is an abundant number, since it is smaller than the sum of its proper divisors (295505701196412).

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

103043121401220 is a wasteful number, since it uses less digits than its factorization.

103043121401220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81020 (or 81018 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 103043121401220 its reverse (22104121340301), we get a palindrome (125147242741521).

The spelling of 103043121401220 in words is "one hundred three trillion, forty-three billion, one hundred twenty-one million, four hundred one thousand, two hundred twenty".