103302544421 has 4 divisors (see below), whose sum is σ = 103305382572. Its totient is φ = 103299706272.

The previous prime is 103302544393. The next prime is 103302544441. The reversal of 103302544421 is 124445203301.

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

It can be written as a sum of positive squares in 2 ways, for example, as 70527424900 + 32775119521 = 265570^2 + 181039^2 .

It is a cyclic number.

It is not a de Polignac number, because 103302544421 - 2¹⁰ = 103302543397 is a prime.

It is a super-3 number, since 3×103302544421³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103302544441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1363760 + ... + 1437513.

It is an arithmetic number, because the mean of its divisors is an integer number (25826345643).

Almost surely, 2^103302544421 is an apocalyptic number.

It is an amenable number.

103302544421 is a deficient number, since it is larger than the sum of its proper divisors (2838151).

103302544421 is an equidigital number, since it uses as much as digits as its factorization.

103302544421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838150.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 103302544421 its reverse (124445203301), we get a palindrome (227747747722).

The spelling of 103302544421 in words is "one hundred three billion, three hundred two million, five hundred forty-four thousand, four hundred twenty-one".