2123323298 has 4 divisors (see below), whose sum is σ = 3184984950. Its totient is φ = 1061661648.

The previous prime is 2123323291. The next prime is 2123323309. The reversal of 2123323298 is 8923233212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1180403449 + 942919849 = 34357^2 + 30707^2 .

It is not an unprimeable number, because it can be changed into a prime (2123323291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530830823 + ... + 530830826.

Almost surely, 2^2123323298 is an apocalyptic number.

2123323298 is a deficient number, since it is larger than the sum of its proper divisors (1061661652).

2123323298 is a wasteful number, since it uses less digits than its factorization.

2123323298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061661651.

The product of its digits is 31104, while the sum is 35.

The square root of 2123323298 is about 46079.5323109947. The cubic root of 2123323298 is about 1285.3025672978.

The spelling of 2123323298 in words is "two billion, one hundred twenty-three million, three hundred twenty-three thousand, two hundred ninety-eight".