20103262 has 4 divisors (see below), whose sum is σ = 30154896. Its totient is φ = 10051630.

The previous prime is 20103241. The next prime is 20103269. The reversal of 20103262 is 26230102.

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

It is a super-2 number, since 2×20103262² = 808282286081288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20103269) 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, 5025814 + ... + 5025817.

It is an arithmetic number, because the mean of its divisors is an integer number (7538724).

Almost surely, 2^20103262 is an apocalyptic number.

20103262 is a deficient number, since it is larger than the sum of its proper divisors (10051634).

20103262 is a wasteful number, since it uses less digits than its factorization.

20103262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10051633.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 20103262 is about 4483.6661338686. Note that the first 3 decimals coincide. The cubic root of 20103262 is about 271.9081202792.

Adding to 20103262 its reverse (26230102), we get a palindrome (46333364).

The spelling of 20103262 in words is "twenty million, one hundred three thousand, two hundred sixty-two".