2103502529920 has 128 divisors (see below), whose sum is σ = 5662802119680. Its totient is φ = 740235417600.

The previous prime is 2103502529897. The next prime is 2103502529923. The reversal of 2103502529920 is 299252053012.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103502529923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4601002 + ... + 5037481.

It is an arithmetic number, because the mean of its divisors is an integer number (44240641560).

Almost surely, 2^{2103502529920} is an apocalyptic number.

2103502529920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2103502529920 is an abundant number, since it is smaller than the sum of its proper divisors (3559299589760).

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

2103502529920 is a wasteful number, since it uses less digits than its factorization.

2103502529920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9638544 (or 9638532 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 40.

The spelling of 2103502529920 in words is "two trillion, one hundred three billion, five hundred two million, five hundred twenty-nine thousand, nine hundred twenty".