30212212102 has 16 divisors (see below), whose sum is σ = 46438306992. Its totient is φ = 14733009280.

The previous prime is 30212212067. The next prime is 30212212103. The reversal of 30212212102 is 20121221203.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30212212103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210513 + ... + 323635.

It is an arithmetic number, because the mean of its divisors is an integer number (2902394187).

Almost surely, 2^30212212102 is an apocalyptic number.

30212212102 is a deficient number, since it is larger than the sum of its proper divisors (16226094890).

30212212102 is a wasteful number, since it uses less digits than its factorization.

30212212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116423.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 30212212102 its reverse (20121221203), we get a palindrome (50333433305).

The spelling of 30212212102 in words is "thirty billion, two hundred twelve million, two hundred twelve thousand, one hundred two".