20130103323 has 24 divisors (see below), whose sum is σ = 32011190640. Its totient is φ = 12088128960.

The previous prime is 20130103303. The next prime is 20130103351. The reversal of 20130103323 is 32330103102.

It is not a de Polignac number, because 20130103323 - 2⁸ = 20130103067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20130103296 and 20130103305.

It is not an unprimeable number, because it can be changed into a prime (20130103303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 921936 + ... + 943517.

It is an arithmetic number, because the mean of its divisors is an integer number (1333799610).

Almost surely, 2^20130103323 is an apocalyptic number.

20130103323 is a deficient number, since it is larger than the sum of its proper divisors (11881087317).

20130103323 is a wasteful number, since it uses less digits than its factorization.

20130103323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1865579 (or 1865576 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 20130103323 its reverse (32330103102), we get a palindrome (52460206425).

The spelling of 20130103323 in words is "twenty billion, one hundred thirty million, one hundred three thousand, three hundred twenty-three".