2219216141 has 2 divisors, whose sum is σ = 2219216142. Its totient is φ = 2219216140.

The previous prime is 2219216123. The next prime is 2219216171. The reversal of 2219216141 is 1416129122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1767866116 + 451350025 = 42046^2 + 21245^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2219216141 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2219216171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1109608070 + 1109608071.

It is an arithmetic number, because the mean of its divisors is an integer number (1109608071).

Almost surely, 2^2219216141 is an apocalyptic number.

It is an amenable number.

2219216141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2219216141 is an equidigital number, since it uses as much as digits as its factorization.

2219216141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 29.

The square root of 2219216141 is about 47108.5569827818. The cubic root of 2219216141 is about 1304.3671943589.

The spelling of 2219216141 in words is "two billion, two hundred nineteen million, two hundred sixteen thousand, one hundred forty-one".