20222313 has 24 divisors (see below), whose sum is σ = 29224128. Its totient is φ = 12405888.

The previous prime is 20222297. The next prime is 20222329. The reversal of 20222313 is 31322202.

It is an interprime number because it is at equal distance from previous prime (20222297) and next prime (20222329).

It is not a de Polignac number, because 20222313 - 2⁴ = 20222297 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20222292 and 20222301.

It is not an unprimeable number, because it can be changed into a prime (20222353) 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 in 23 ways as a sum of consecutive naturals, for example, 227173 + ... + 227261.

It is an arithmetic number, because the mean of its divisors is an integer number (1217672).

Almost surely, 2^20222313 is an apocalyptic number.

20222313 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20222313 is a deficient number, since it is larger than the sum of its proper divisors (9001815).

20222313 is an equidigital number, since it uses as much as digits as its factorization.

20222313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 20222313 is about 4496.9226144109. The cubic root of 20222313 is about 272.4438085186.

Adding to 20222313 its reverse (31322202), we get a palindrome (51544515).

The spelling of 20222313 in words is "twenty million, two hundred twenty-two thousand, three hundred thirteen".