222215030353201 has 2 divisors, whose sum is σ = 222215030353202. Its totient is φ = 222215030353200.

The previous prime is 222215030353193. The next prime is 222215030353271. The reversal of 222215030353201 is 102353030512222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143065521000000 + 79149509353201 = 11961000^2 + 8896601^2 .

It is a cyclic number.

It is not a de Polignac number, because 222215030353201 - 2³ = 222215030353193 is a prime.

It is not a weakly prime, because it can be changed into another prime (222215030353271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111107515176600 + 111107515176601.

It is an arithmetic number, because the mean of its divisors is an integer number (111107515176601).

Almost surely, 2^{222215030353201} is an apocalyptic number.

It is an amenable number.

222215030353201 is a deficient number, since it is larger than the sum of its proper divisors (1).

222215030353201 is an equidigital number, since it uses as much as digits as its factorization.

222215030353201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 222215030353201 its reverse (102353030512222), we get a palindrome (324568060865423).

The spelling of 222215030353201 in words is "two hundred twenty-two trillion, two hundred fifteen billion, thirty million, three hundred fifty-three thousand, two hundred one".