222121101212063 has 2 divisors, whose sum is σ = 222121101212064. Its totient is φ = 222121101212062.

The previous prime is 222121101212029. The next prime is 222121101212149. The reversal of 222121101212063 is 360212101121222.

222121101212063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222121101212063 - 2¹⁸ = 222121100949919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222121109212063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111060550606031 + 111060550606032.

It is an arithmetic number, because the mean of its divisors is an integer number (111060550606032).

Almost surely, 2^{222121101212063} is an apocalyptic number.

222121101212063 is a deficient number, since it is larger than the sum of its proper divisors (1).

222121101212063 is an equidigital number, since it uses as much as digits as its factorization.

222121101212063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 222121101212063 its reverse (360212101121222), we get a palindrome (582333202333285).

The spelling of 222121101212063 in words is "two hundred twenty-two trillion, one hundred twenty-one billion, one hundred one million, two hundred twelve thousand, sixty-three".