222012111121439 has 2 divisors, whose sum is σ = 222012111121440. Its totient is φ = 222012111121438.

The previous prime is 222012111121433. The next prime is 222012111121447. The reversal of 222012111121439 is 934121111210222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222012111121439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222012111121433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111006055560719 + 111006055560720.

It is an arithmetic number, because the mean of its divisors is an integer number (111006055560720).

Almost surely, 2^{222012111121439} is an apocalyptic number.

222012111121439 is a deficient number, since it is larger than the sum of its proper divisors (1).

222012111121439 is an equidigital number, since it uses as much as digits as its factorization.

222012111121439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 32.

The spelling of 222012111121439 in words is "two hundred twenty-two trillion, twelve billion, one hundred eleven million, one hundred twenty-one thousand, four hundred thirty-nine".