2202212222101 has 4 divisors (see below), whose sum is σ = 2204311567500. Its totient is φ = 2200112876704.

The previous prime is 2202212222087. The next prime is 2202212222129. The reversal of 2202212222101 is 1012222122022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2146227930001 + 55984292100 = 1465001^2 + 236610^2 .

It is a cyclic number.

It is not a de Polignac number, because 2202212222101 - 2⁷ = 2202212221973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202212222131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1049671126 + ... + 1049673223.

It is an arithmetic number, because the mean of its divisors is an integer number (551077891875).

Almost surely, 2^{2202212222101} is an apocalyptic number.

It is an amenable number.

2202212222101 is a deficient number, since it is larger than the sum of its proper divisors (2099345399).

2202212222101 is a wasteful number, since it uses less digits than its factorization.

2202212222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2099345398.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2202212222101 its reverse (1012222122022), we get a palindrome (3214434344123).

The spelling of 2202212222101 in words is "two trillion, two hundred two billion, two hundred twelve million, two hundred twenty-two thousand, one hundred one".