103020321000 has 128 divisors (see below), whose sum is σ = 330110876160. Its totient is φ = 26729568000.

The previous prime is 103020320959. The next prime is 103020321013. The reversal of 103020321000 is 123020301.

It is a happy number.

It is a super-2 number, since 2×103020321000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 353056 + ... + 575055.

It is an arithmetic number, because the mean of its divisors is an integer number (2578991220).

Almost surely, 2^103020321000 is an apocalyptic number.

103020321000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103020321000 is an abundant number, since it is smaller than the sum of its proper divisors (227090555160).

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

103020321000 is a wasteful number, since it uses less digits than its factorization.

103020321000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928172 (or 928158 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 103020321000 its reverse (123020301), we get a palindrome (103143341301).

The spelling of 103020321000 in words is "one hundred three billion, twenty million, three hundred twenty-one thousand".