2212249139 has 2 divisors, whose sum is σ = 2212249140. Its totient is φ = 2212249138.

The previous prime is 2212249133. The next prime is 2212249153. The reversal of 2212249139 is 9319422122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2212249139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2212249099 and 2212249108.

It is not a weakly prime, because it can be changed into another prime (2212249133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106124569 + 1106124570.

It is an arithmetic number, because the mean of its divisors is an integer number (1106124570).

Almost surely, 2^2212249139 is an apocalyptic number.

2212249139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212249139 is an equidigital number, since it uses as much as digits as its factorization.

2212249139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 35.

The square root of 2212249139 is about 47034.5526076309. The cubic root of 2212249139 is about 1303.0007876814. Note that the first 3 decimals are identical.

The spelling of 2212249139 in words is "two billion, two hundred twelve million, two hundred forty-nine thousand, one hundred thirty-nine".