30223031312 has 40 divisors (see below), whose sum is σ = 59655333600. Its totient is φ = 14829016832.

The previous prime is 30223031309. The next prime is 30223031339. The reversal of 30223031312 is 21313032203.

It is a super-2 number, since 2×30223031312² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509003 + ... + 565269.

It is an arithmetic number, because the mean of its divisors is an integer number (1491383340).

Almost surely, 2^30223031312 is an apocalyptic number.

It is an amenable number.

30223031312 is a deficient number, since it is larger than the sum of its proper divisors (29432302288).

30223031312 is a wasteful number, since it uses less digits than its factorization.

30223031312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56903 (or 56897 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 30223031312 its reverse (21313032203), we get a palindrome (51536063515).

The spelling of 30223031312 in words is "thirty billion, two hundred twenty-three million, thirty-one thousand, three hundred twelve".