103530120000 has 280 divisors, whose sum is σ = 344342350176. Its totient is φ = 27442944000.

The previous prime is 103530119999. The next prime is 103530120011. The reversal of 103530120000 is 21035301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 20757507 + ... + 20762493.

Almost surely, 2^103530120000 is an apocalyptic number.

103530120000 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 103530120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172171175088).

103530120000 is an abundant number, since it is smaller than the sum of its proper divisors (240812230176).

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

103530120000 is an equidigital number, since it uses as much as digits as its factorization.

103530120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5195 (or 5170 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 15.

Adding to 103530120000 its reverse (21035301), we get a palindrome (103551155301).

The spelling of 103530120000 in words is "one hundred three billion, five hundred thirty million, one hundred twenty thousand".