222200001222101 has 4 divisors (see below), whose sum is σ = 253942858539552. Its totient is φ = 190457143904652.

The previous prime is 222200001222047. The next prime is 222200001222107. The reversal of 222200001222101 is 101222100002222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222200001222101 - 2¹⁴ = 222200001205717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222200001222101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222200001222107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15871428658715 + ... + 15871428658728.

It is an arithmetic number, because the mean of its divisors is an integer number (63485714634888).

Almost surely, 2^{222200001222101} is an apocalyptic number.

It is an amenable number.

222200001222101 is a deficient number, since it is larger than the sum of its proper divisors (31742857317451).

222200001222101 is an equidigital number, since it uses as much as digits as its factorization.

222200001222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31742857317450.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222200001222101 its reverse (101222100002222), we get a palindrome (323422101224323).

The spelling of 222200001222101 in words is "two hundred twenty-two trillion, two hundred billion, one million, two hundred twenty-two thousand, one hundred one".