103201020320100 has 72 divisors (see below), whose sum is σ = 298604073324480. Its totient is φ = 27519431422080.

The previous prime is 103201020320053. The next prime is 103201020320119. The reversal of 103201020320100 is 1023020102301.

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

It is a self number, because there is not a number n which added to its sum of digits gives 103201020320100.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4613974 + ... + 15089426.

Almost surely, 2^{103201020320100} is an apocalyptic number.

103201020320100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103201020320100 is an abundant number, since it is smaller than the sum of its proper divisors (195403053004380).

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

103201020320100 is a wasteful number, since it uses less digits than its factorization.

103201020320100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10508309 (or 10508302 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 103201020320100 its reverse (1023020102301), we get a palindrome (104224040422401).

The spelling of 103201020320100 in words is "one hundred three trillion, two hundred one billion, twenty million, three hundred twenty thousand, one hundred".