1023320212 has 12 divisors (see below), whose sum is σ = 1817539360. Its totient is φ = 504023256.

The previous prime is 1023320173. The next prime is 1023320213. The reversal of 1023320212 is 2120233201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023320213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1908912 + ... + 1909447.

Almost surely, 2^1023320212 is an apocalyptic number.

It is an amenable number.

1023320212 is a deficient number, since it is larger than the sum of its proper divisors (794219148).

1023320212 is a wasteful number, since it uses less digits than its factorization.

1023320212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818430 (or 3818428 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1023320212 is about 31989.3765490983. The cubic root of 1023320212 is about 1007.7137490808.

Adding to 1023320212 its reverse (2120233201), we get a palindrome (3143553413).

The spelling of 1023320212 in words is "one billion, twenty-three million, three hundred twenty thousand, two hundred twelve".