222202012601 has 2 divisors, whose sum is σ = 222202012602. Its totient is φ = 222202012600.

The previous prime is 222202012589. The next prime is 222202012621. The reversal of 222202012601 is 106210202222.

It is an a-pointer prime, because the next prime (222202012621) can be obtained adding 222202012601 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156142732201 + 66059280400 = 395149^2 + 257020^2 .

It is a cyclic number.

It is not a de Polignac number, because 222202012601 - 2¹⁴ = 222201996217 is a prime.

It is not a weakly prime, because it can be changed into another prime (222202012621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111101006300 + 111101006301.

It is an arithmetic number, because the mean of its divisors is an integer number (111101006301).

Almost surely, 2^222202012601 is an apocalyptic number.

It is an amenable number.

222202012601 is a deficient number, since it is larger than the sum of its proper divisors (1).

222202012601 is an equidigital number, since it uses as much as digits as its factorization.

222202012601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 222202012601 its reverse (106210202222), we get a palindrome (328412214823).

The spelling of 222202012601 in words is "two hundred twenty-two billion, two hundred two million, twelve thousand, six hundred one".