30210323012 has 6 divisors (see below), whose sum is σ = 52868065278. Its totient is φ = 15105161504.

The previous prime is 30210322951. The next prime is 30210323053. The reversal of 30210323012 is 21032301203.

It can be written as a sum of positive squares in only one way, i.e., 16482451456 + 13727871556 = 128384^2 + 117166^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3776290373 + ... + 3776290380.

It is an arithmetic number, because the mean of its divisors is an integer number (8811344213).

Almost surely, 2^30210323012 is an apocalyptic number.

It is an amenable number.

30210323012 is a deficient number, since it is larger than the sum of its proper divisors (22657742266).

30210323012 is a wasteful number, since it uses less digits than its factorization.

30210323012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7552580757 (or 7552580755 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 30210323012 its reverse (21032301203), we get a palindrome (51242624215).

The spelling of 30210323012 in words is "thirty billion, two hundred ten million, three hundred twenty-three thousand, twelve".