20103326 has 4 divisors (see below), whose sum is σ = 30154992. Its totient is φ = 10051662.

The previous prime is 20103319. The next prime is 20103329. The reversal of 20103326 is 62330102.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20103329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5025830 + ... + 5025833.

It is an arithmetic number, because the mean of its divisors is an integer number (7538748).

Almost surely, 2^20103326 is an apocalyptic number.

20103326 is a deficient number, since it is larger than the sum of its proper divisors (10051666).

20103326 is a wasteful number, since it uses less digits than its factorization.

20103326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10051665.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 20103326 is about 4483.6732708796. The cubic root of 20103326 is about 271.9084088244.

Adding to 20103326 its reverse (62330102), we get a palindrome (82433428).

The spelling of 20103326 in words is "twenty million, one hundred three thousand, three hundred twenty-six".