1012213323 has 24 divisors (see below), whose sum is σ = 1596507120. Its totient is φ = 612884160.

The previous prime is 1012213309. The next prime is 1012213357. The reversal of 1012213323 is 3233122101.

1012213323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-1012213323 is a prime.

It is a super-2 number, since 2×1012213323² = 2049151622517404658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1012213296 and 1012213305.

It is not an unprimeable number, because it can be changed into a prime (1012213373) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115873 + ... + 124301.

It is an arithmetic number, because the mean of its divisors is an integer number (66521130).

Almost surely, 2^1012213323 is an apocalyptic number.

1012213323 is a deficient number, since it is larger than the sum of its proper divisors (584293797).

1012213323 is a wasteful number, since it uses less digits than its factorization.

1012213323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9659 (or 9656 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1012213323 is about 31815.3001400270. The cubic root of 1012213323 is about 1004.0546452985.

Adding to 1012213323 its reverse (3233122101), we get a palindrome (4245335424).

The spelling of 1012213323 in words is "one billion, twelve million, two hundred thirteen thousand, three hundred twenty-three".