10203111323 has 16 divisors (see below), whose sum is σ = 10843100640. Its totient is φ = 9567628800.

The previous prime is 10203111311. The next prime is 10203111341. The reversal of 10203111323 is 32311130201.

10203111323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10203111323 - 2¹⁰ = 10203110299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10203011323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8638793 + ... + 8639973.

It is an arithmetic number, because the mean of its divisors is an integer number (677693790).

Almost surely, 2^10203111323 is an apocalyptic number.

10203111323 is a deficient number, since it is larger than the sum of its proper divisors (639989317).

10203111323 is a wasteful number, since it uses less digits than its factorization.

10203111323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2638.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10203111323 its reverse (32311130201), we get a palindrome (42514241524).

The spelling of 10203111323 in words is "ten billion, two hundred three million, one hundred eleven thousand, three hundred twenty-three".