20202222214197 has 12 divisors (see below), whose sum is σ = 29212130651340. Its totient is φ = 13453774446528.

The previous prime is 20202222214189. The next prime is 20202222214199. The reversal of 20202222214197 is 79141222220202.

It is a happy number.

20202222214197 is a `hidden beast` number, since 2 + 0 + 20 + 222 + 221 + 4 + 197 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5998903938756 + 14203318275441 = 2449266^2 + 3768729^2 .

It is not a de Polignac number, because 20202222214197 - 2³ = 20202222214189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202222214199) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1197799122 + ... + 1197815987.

It is an arithmetic number, because the mean of its divisors is an integer number (2434344220945).

Almost surely, 2^{20202222214197} is an apocalyptic number.

It is an amenable number.

20202222214197 is a deficient number, since it is larger than the sum of its proper divisors (9009908437143).

20202222214197 is a wasteful number, since it uses less digits than its factorization.

20202222214197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395616052 (or 2395616049 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

Adding to 20202222214197 its reverse (79141222220202), we get a palindrome (99343444434399).

The spelling of 20202222214197 in words is "twenty trillion, two hundred two billion, two hundred twenty-two million, two hundred fourteen thousand, one hundred ninety-seven".