20222195 has 16 divisors (see below), whose sum is σ = 27825600. Its totient is φ = 13820544.

The previous prime is 20222179. The next prime is 20222201. The reversal of 20222195 is 59122202.

It is a cyclic number.

It is not a de Polignac number, because 20222195 - 2⁴ = 20222179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20222195.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12281 + ... + 13829.

It is an arithmetic number, because the mean of its divisors is an integer number (1739100).

Almost surely, 2^20222195 is an apocalyptic number.

20222195 is a deficient number, since it is larger than the sum of its proper divisors (7603405).

20222195 is a wasteful number, since it uses less digits than its factorization.

20222195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1934.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 20222195 is about 4496.9094943083. The cubic root of 20222195 is about 272.4432786018.

Adding to 20222195 its reverse (59122202), we get a palindrome (79344397).

The spelling of 20222195 in words is "twenty million, two hundred twenty-two thousand, one hundred ninety-five".