20221119 has 6 divisors (see below), whose sum is σ = 29208296. Its totient is φ = 13480740.

The previous prime is 20221099. The next prime is 20221127. The reversal of 20221119 is 91112202.

It is not a de Polignac number, because 20221119 - 2⁵ = 20221087 is a prime.

It is a super-2 number, since 2×20221119² = 817787307224322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221319) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1123387 + ... + 1123404.

Almost surely, 2^20221119 is an apocalyptic number.

20221119 is a deficient number, since it is larger than the sum of its proper divisors (8987177).

20221119 is a wasteful number, since it uses less digits than its factorization.

20221119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2246797 (or 2246794 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 20221119 is about 4496.7898549966. The cubic root of 20221119 is about 272.4384463838.

It can be divided in two parts, 202 and 21119, that added together give a triangular number (21321 = T₂₀₆).

The spelling of 20221119 in words is "twenty million, two hundred twenty-one thousand, one hundred nineteen".