103443421166 has 4 divisors (see below), whose sum is σ = 155165131752. Its totient is φ = 51721710582.

The previous prime is 103443421141. The next prime is 103443421183. The reversal of 103443421166 is 661124344301.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25860855290 + ... + 25860855293.

It is an arithmetic number, because the mean of its divisors is an integer number (38791282938).

Almost surely, 2^103443421166 is an apocalyptic number.

103443421166 is a deficient number, since it is larger than the sum of its proper divisors (51721710586).

103443421166 is an equidigital number, since it uses as much as digits as its factorization.

103443421166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51721710585.

The product of its (nonzero) digits is 41472, while the sum is 35.

Adding to 103443421166 its reverse (661124344301), we get a palindrome (764567765467).

The spelling of 103443421166 in words is "one hundred three billion, four hundred forty-three million, four hundred twenty-one thousand, one hundred sixty-six".