1023323212 has 12 divisors (see below), whose sum is σ = 1791093640. Its totient is φ = 511582176.

The previous prime is 1023323207. The next prime is 1023323219. The reversal of 1023323212 is 2123233201.

It is a self number, because there is not a number n which added to its sum of digits gives 1023323212.

It is not an unprimeable number, because it can be changed into a prime (1023323219) 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, 16543 + ... + 48169.

Almost surely, 2^1023323212 is an apocalyptic number.

It is an amenable number.

1023323212 is a deficient number, since it is larger than the sum of its proper divisors (767770428).

1023323212 is a wasteful number, since it uses less digits than its factorization.

1023323212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39720 (or 39718 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1023323212 is about 31989.4234396308. The cubic root of 1023323212 is about 1007.7147338290.

Adding to 1023323212 its reverse (2123233201), we get a palindrome (3146556413).

The spelling of 1023323212 in words is "one billion, twenty-three million, three hundred twenty-three thousand, two hundred twelve".