103030303021021 has 8 divisors (see below), whose sum is σ = 104439132581120. Its totient is φ = 101624089673808.

The previous prime is 103030303021007. The next prime is 103030303021027. The reversal of 103030303021021 is 120120303030301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103030303021021 - 2⁹ = 103030303020509 is a prime.

It is a super-3 number, since 3×103030303021021³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103030303021021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103030303021027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653973921 + ... + 654131446.

It is an arithmetic number, because the mean of its divisors is an integer number (13054891572640).

Almost surely, 2^{103030303021021} is an apocalyptic number.

It is an amenable number.

103030303021021 is a deficient number, since it is larger than the sum of its proper divisors (1408829560099).

103030303021021 is an equidigital number, since it uses as much as digits as its factorization.

103030303021021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1308106443.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 103030303021021 its reverse (120120303030301), we get a palindrome (223150606051322).

The spelling of 103030303021021 in words is "one hundred three trillion, thirty billion, three hundred three million, twenty-one thousand, twenty-one".