30121213233300 has 72 divisors (see below), whose sum is σ = 99600811765056. Its totient is φ = 6884848738560.

The previous prime is 30121213233271. The next prime is 30121213233317. The reversal of 30121213233300 is 333231212103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7171715337 + ... + 7171719536.

It is an arithmetic number, because the mean of its divisors is an integer number (1383344607848).

Almost surely, 2^{30121213233300} is an apocalyptic number.

30121213233300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30121213233300 is an abundant number, since it is smaller than the sum of its proper divisors (69479598531756).

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

30121213233300 is a wasteful number, since it uses less digits than its factorization.

30121213233300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14343434897 (or 14343434890 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 30121213233300 its reverse (333231212103), we get a palindrome (30454444445403).

The spelling of 30121213233300 in words is "thirty trillion, one hundred twenty-one billion, two hundred thirteen million, two hundred thirty-three thousand, three hundred".