103211323 has 4 divisors (see below), whose sum is σ = 103242328. Its totient is φ = 103180320.

The previous prime is 103211293. The next prime is 103211341. The reversal of 103211323 is 323112301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323112301 = 193 ⋅1674157.

It is a cyclic number.

It is not a de Polignac number, because 103211323 - 2²¹ = 101114171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103211297 and 103211306.

It is not an unprimeable number, because it can be changed into a prime (103211393) 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, 9813 + ... + 17398.

It is an arithmetic number, because the mean of its divisors is an integer number (25810582).

Almost surely, 2^103211323 is an apocalyptic number.

103211323 is a deficient number, since it is larger than the sum of its proper divisors (31005).

103211323 is an equidigital number, since it uses as much as digits as its factorization.

103211323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31004.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 103211323 is about 10159.2973674364. The cubic root of 103211323 is about 469.0751740057.

Adding to 103211323 its reverse (323112301), we get a palindrome (426323624).

The spelling of 103211323 in words is "one hundred three million, two hundred eleven thousand, three hundred twenty-three".