2219913229 has 2 divisors, whose sum is σ = 2219913230. Its totient is φ = 2219913228.

The previous prime is 2219913217. The next prime is 2219913251. The reversal of 2219913229 is 9223199122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1453896900 + 766016329 = 38130^2 + 27677^2 .

It is a cyclic number.

It is not a de Polignac number, because 2219913229 - 2⁵ = 2219913197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2219913191 and 2219913200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2219913529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1109956614 + 1109956615.

It is an arithmetic number, because the mean of its divisors is an integer number (1109956615).

Almost surely, 2^2219913229 is an apocalyptic number.

It is an amenable number.

2219913229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2219913229 is an equidigital number, since it uses as much as digits as its factorization.

2219913229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 40.

The square root of 2219913229 is about 47115.9551426054. The cubic root of 2219913229 is about 1304.5037536173.

The spelling of 2219913229 in words is "two billion, two hundred nineteen million, nine hundred thirteen thousand, two hundred twenty-nine".