103313444421 has 16 divisors (see below), whose sum is σ = 151370998848. Its totient is φ = 62157168000.

The previous prime is 103313444419. The next prime is 103313444473. The reversal of 103313444421 is 124444313301.

It is not a de Polignac number, because 103313444421 - 2¹ = 103313444419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103313444921) 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 15 ways as a sum of consecutive naturals, for example, 11421430 + ... + 11430471.

It is an arithmetic number, because the mean of its divisors is an integer number (9460687428).

Almost surely, 2^103313444421 is an apocalyptic number.

103313444421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

103313444421 is a deficient number, since it is larger than the sum of its proper divisors (48057554427).

103313444421 is a wasteful number, since it uses less digits than its factorization.

103313444421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22852052.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 103313444421 its reverse (124444313301), we get a palindrome (227757757722).

The spelling of 103313444421 in words is "one hundred three billion, three hundred thirteen million, four hundred forty-four thousand, four hundred twenty-one".