103400110020 has 96 divisors (see below), whose sum is σ = 299182334976. Its totient is φ = 26655091200.

The previous prime is 103400109977. The next prime is 103400110061. The reversal of 103400110020 is 20011004301.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 103400109978 and 103400110005.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1720722 + ... + 1779798.

It is an arithmetic number, because the mean of its divisors is an integer number (3116482656).

Almost surely, 2^103400110020 is an apocalyptic number.

103400110020 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 103400110020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149591167488).

103400110020 is an abundant number, since it is smaller than the sum of its proper divisors (195782224956).

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

103400110020 is a wasteful number, since it uses less digits than its factorization.

103400110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60061 (or 60059 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 103400110020 its reverse (20011004301), we get a palindrome (123411114321).

The spelling of 103400110020 in words is "one hundred three billion, four hundred million, one hundred ten thousand, twenty".