20341222 has 8 divisors (see below), whose sum is σ = 33285672. Its totient is φ = 9246000.

The previous prime is 20341213. The next prime is 20341247. The reversal of 20341222 is 22214302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20341196 and 20341205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462279 + ... + 462322.

It is an arithmetic number, because the mean of its divisors is an integer number (4160709).

Almost surely, 2^20341222 is an apocalyptic number.

20341222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20341222 is a deficient number, since it is larger than the sum of its proper divisors (12944450).

20341222 is a wasteful number, since it uses less digits than its factorization.

20341222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924614.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 20341222 is about 4510.1243885285. The cubic root of 20341222 is about 272.9767632188.

Adding to 20341222 its reverse (22214302), we get a palindrome (42555524).

Subtracting 20341222 from its reverse (22214302), we obtain a triangular number (1873080 = T₁₉₃₅).

The spelling of 20341222 in words is "twenty million, three hundred forty-one thousand, two hundred twenty-two".