103123210529 has 8 divisors (see below), whose sum is σ = 103703178792. Its totient is φ = 102543713280.

The previous prime is 103123210513. The next prime is 103123210559. The reversal of 103123210529 is 925012321301.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12974349025 + 90148861504 = 113905^2 + 300248^2 .

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 103123210529 - 2⁴ = 103123210513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103123210559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326039 + ... + 559059.

It is an arithmetic number, because the mean of its divisors is an integer number (12962897349).

Almost surely, 2^103123210529 is an apocalyptic number.

It is an amenable number.

103123210529 is a deficient number, since it is larger than the sum of its proper divisors (579968263).

103123210529 is a wasteful number, since it uses less digits than its factorization.

103123210529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235507.

The product of its (nonzero) digits is 3240, while the sum is 29.

The spelling of 103123210529 in words is "one hundred three billion, one hundred twenty-three million, two hundred ten thousand, five hundred twenty-nine".