30212333400212 has 6 divisors (see below), whose sum is σ = 52871583450378. Its totient is φ = 15106166700104.

The previous prime is 30212333400133. The next prime is 30212333400397. The reversal of 30212333400212 is 21200433321203.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 17956270650256 + 12256062749956 = 4237484^2 + 3500866^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3776541675023 + ... + 3776541675030.

It is an arithmetic number, because the mean of its divisors is an integer number (8811930575063).

Almost surely, 2^{30212333400212} is an apocalyptic number.

It is an amenable number.

30212333400212 is a deficient number, since it is larger than the sum of its proper divisors (22659250050166).

30212333400212 is a wasteful number, since it uses less digits than its factorization.

30212333400212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7553083350057 (or 7553083350055 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 30212333400212 its reverse (21200433321203), we get a palindrome (51412766721415).

The spelling of 30212333400212 in words is "thirty trillion, two hundred twelve billion, three hundred thirty-three million, four hundred thousand, two hundred twelve".