1112122002217 has 2 divisors, whose sum is σ = 1112122002218. Its totient is φ = 1112122002216.

The previous prime is 1112122002209. The next prime is 1112122002289. The reversal of 1112122002217 is 7122002212111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1047370074921 + 64751927296 = 1023411^2 + 254464^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112122002217 - 2³ = 1112122002209 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112122002917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556061001108 + 556061001109.

It is an arithmetic number, because the mean of its divisors is an integer number (556061001109).

Almost surely, 2^{1112122002217} is an apocalyptic number.

It is an amenable number.

1112122002217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112122002217 is an equidigital number, since it uses as much as digits as its factorization.

1112122002217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 1112122002217 its reverse (7122002212111), we get a palindrome (8234124214328).

The spelling of 1112122002217 in words is "one trillion, one hundred twelve billion, one hundred twenty-two million, two thousand, two hundred seventeen".