2000022193 has 4 divisors (see below), whose sum is σ = 2153870068. Its totient is φ = 1846174320.

The previous prime is 2000022187. The next prime is 2000022203. The reversal of 2000022193 is 3912200002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3912200002 = 2 ⋅1956100001.

It can be written as a sum of positive squares in 2 ways, for example, as 718883344 + 1281138849 = 26812^2 + 35793^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000022193 - 2¹³ = 2000014001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2000022193.

It is not an unprimeable number, because it can be changed into a prime (2000022163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76923918 + ... + 76923943.

It is an arithmetic number, because the mean of its divisors is an integer number (538467517).

Almost surely, 2^2000022193 is an apocalyptic number.

It is an amenable number.

2000022193 is a deficient number, since it is larger than the sum of its proper divisors (153847875).

2000022193 is a wasteful number, since it uses less digits than its factorization.

2000022193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153847874.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2000022193 is about 44721.6076745906. The cubic root of 2000022193 is about 1259.9257101156.

Adding to 2000022193 its reverse (3912200002), we get a palindrome (5912222195).

The spelling of 2000022193 in words is "two billion, twenty-two thousand, one hundred ninety-three".