103321032123 has 4 divisors (see below), whose sum is σ = 137761376168. Its totient is φ = 68880688080.

The previous prime is 103321032079. The next prime is 103321032127. The reversal of 103321032123 is 321230123301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321230123301 = 3 ⋅107076707767.

It is not a de Polignac number, because 103321032123 - 2¹⁶ = 103320966587 is a prime.

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 103321032123.

It is not an unprimeable number, because it can be changed into a prime (103321032127) 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, 17220172018 + ... + 17220172023.

It is an arithmetic number, because the mean of its divisors is an integer number (34440344042).

Almost surely, 2^103321032123 is an apocalyptic number.

103321032123 is a deficient number, since it is larger than the sum of its proper divisors (34440344045).

103321032123 is an equidigital number, since it uses as much as digits as its factorization.

103321032123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34440344044.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 103321032123 its reverse (321230123301), we get a palindrome (424551155424).

The spelling of 103321032123 in words is "one hundred three billion, three hundred twenty-one million, thirty-two thousand, one hundred twenty-three".