103321404020 has 24 divisors (see below), whose sum is σ = 216993821184. Its totient is φ = 41324966816.

The previous prime is 103321403993. The next prime is 103321404029. The reversal of 103321404020 is 20404123301.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 103321403983 and 103321404001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103321404029) 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 7 ways as a sum of consecutive naturals, for example, 17369 + ... + 454911.

It is an arithmetic number, because the mean of its divisors is an integer number (9041409216).

Almost surely, 2^103321404020 is an apocalyptic number.

103321404020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103321404020 is an abundant number, since it is smaller than the sum of its proper divisors (113672417164).

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

103321404020 is a wasteful number, since it uses less digits than its factorization.

103321404020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449359 (or 449357 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 103321404020 its reverse (20404123301), we get a palindrome (123725527321).

It can be divided in two parts, 103 and 321404020, that added together give a palindrome (321404123).

The spelling of 103321404020 in words is "one hundred three billion, three hundred twenty-one million, four hundred four thousand, twenty".