2190222919 has 2 divisors, whose sum is σ = 2190222920. Its totient is φ = 2190222918.

The previous prime is 2190222907. The next prime is 2190222949. The reversal of 2190222919 is 9192220912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2190222919 - 2⁵ = 2190222887 is a prime.

It is a super-2 number, since 2×2190222919² = 9594152869825761122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2190222949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1095111459 + 1095111460.

It is an arithmetic number, because the mean of its divisors is an integer number (1095111460).

Almost surely, 2^2190222919 is an apocalyptic number.

2190222919 is a deficient number, since it is larger than the sum of its proper divisors (1).

2190222919 is an equidigital number, since it uses as much as digits as its factorization.

2190222919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 2190222919 is about 46799.8175103280. The cubic root of 2190222919 is about 1298.6619208319.

The spelling of 2190222919 in words is "two billion, one hundred ninety million, two hundred twenty-two thousand, nine hundred nineteen".