102003312329 has 4 divisors (see below), whose sum is σ = 106438238976. Its totient is φ = 97568385684.

The previous prime is 102003312311. The next prime is 102003312379. The reversal of 102003312329 is 923213300201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 923213300201 = 73 ⋅12646757537.

It is a cyclic number.

It is not a de Polignac number, because 102003312329 - 2¹² = 102003308233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102003312298 and 102003312307.

It is not an unprimeable number, because it can be changed into a prime (102003312379) 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, 2217463289 + ... + 2217463334.

It is an arithmetic number, because the mean of its divisors is an integer number (26609559744).

Almost surely, 2^102003312329 is an apocalyptic number.

It is an amenable number.

102003312329 is a deficient number, since it is larger than the sum of its proper divisors (4434926647).

102003312329 is an equidigital number, since it uses as much as digits as its factorization.

102003312329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4434926646.

The product of its (nonzero) digits is 1944, while the sum is 26.

The spelling of 102003312329 in words is "one hundred two billion, three million, three hundred twelve thousand, three hundred twenty-nine".