30121244212104 has 48 divisors (see below), whose sum is σ = 81895795354620. Its totient is φ = 10001346969600.

The previous prime is 30121244212097. The next prime is 30121244212123. The reversal of 30121244212104 is 40121244212103.

30121244212104 is a `hidden beast` number, since 3 + 0 + 1 + 2 + 1 + 2 + 442 + 1 + 210 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 23598317996100 + 6522926216004 = 4857810^2 + 2554002^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 813893197 + ... + 813930204.

Almost surely, 2^{30121244212104} is an apocalyptic number.

It is an amenable number.

30121244212104 is an abundant number, since it is smaller than the sum of its proper divisors (51774551142516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30121244212104 is a wasteful number, since it uses less digits than its factorization.

30121244212104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627823670 (or 1627823663 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 30121244212104 its reverse (40121244212103), we get a palindrome (70242488424207).

Subtracting 30121244212104 from its reverse (40121244212103), we obtain a palindrome (9999999999999).

The spelling of 30121244212104 in words is "thirty trillion, one hundred twenty-one billion, two hundred forty-four million, two hundred twelve thousand, one hundred four".