2190242323 has 2 divisors, whose sum is σ = 2190242324. Its totient is φ = 2190242322.

The previous prime is 2190242303. The next prime is 2190242339. The reversal of 2190242323 is 3232420912.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2190242323 - 2⁵ = 2190242291 is a prime.

It is a super-2 number, since 2×2190242323² = 9594322866920872658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2190242291 and 2190242300.

It is not a weakly prime, because it can be changed into another prime (2190242303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1095121161 + 1095121162.

It is an arithmetic number, because the mean of its divisors is an integer number (1095121162).

Almost surely, 2^2190242323 is an apocalyptic number.

2190242323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2190242323 is an equidigital number, since it uses as much as digits as its factorization.

2190242323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 2190242323 is about 46800.0248183695. The cubic root of 2190242323 is about 1298.6657559304.

The spelling of 2190242323 in words is "two billion, one hundred ninety million, two hundred forty-two thousand, three hundred twenty-three".