7990213223 has 2 divisors, whose sum is σ = 7990213224. Its totient is φ = 7990213222.

The previous prime is 7990213193. The next prime is 7990213229. The reversal of 7990213223 is 3223120997.

It is a strong prime.

It is an emirp because it is prime and its reverse (3223120997) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7990213223 - 2¹² = 7990209127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7990213229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3995106611 + 3995106612.

It is an arithmetic number, because the mean of its divisors is an integer number (3995106612).

Almost surely, 2^7990213223 is an apocalyptic number.

7990213223 is a deficient number, since it is larger than the sum of its proper divisors (1).

7990213223 is an equidigital number, since it uses as much as digits as its factorization.

7990213223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 7990213223 is about 89387.9926108647. The cubic root of 7990213223 is about 1999.1841024509.

The spelling of 7990213223 in words is "seven billion, nine hundred ninety million, two hundred thirteen thousand, two hundred twenty-three".