30011222012 has 12 divisors (see below), whose sum is σ = 53039635656. Its totient is φ = 14857040400.

The previous prime is 30011221987. The next prime is 30011222053. The reversal of 30011222012 is 21022211003.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37142198 + ... + 37143005.

It is an arithmetic number, because the mean of its divisors is an integer number (4419969638).

Almost surely, 2^30011222012 is an apocalyptic number.

It is an amenable number.

30011222012 is a deficient number, since it is larger than the sum of its proper divisors (23028413644).

30011222012 is a wasteful number, since it uses less digits than its factorization.

30011222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74285308 (or 74285306 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 30011222012 its reverse (21022211003), we get a palindrome (51033433015).

The spelling of 30011222012 in words is "thirty billion, eleven million, two hundred twenty-two thousand, twelve".