222203430123209 has 2 divisors, whose sum is σ = 222203430123210. Its totient is φ = 222203430123208.

The previous prime is 222203430123151. The next prime is 222203430123377. The reversal of 222203430123209 is 902321034302222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 160606753917184 + 61596676206025 = 12673072^2 + 7848355^2 .

It is a cyclic number.

It is not a de Polignac number, because 222203430123209 - 2⁸ = 222203430122953 is a prime.

It is not a weakly prime, because it can be changed into another prime (222203430143209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111101715061604 + 111101715061605.

It is an arithmetic number, because the mean of its divisors is an integer number (111101715061605).

Almost surely, 2^{222203430123209} is an apocalyptic number.

It is an amenable number.

222203430123209 is a deficient number, since it is larger than the sum of its proper divisors (1).

222203430123209 is an equidigital number, since it uses as much as digits as its factorization.

222203430123209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 222203430123209 in words is "two hundred twenty-two trillion, two hundred three billion, four hundred thirty million, one hundred twenty-three thousand, two hundred nine".