30521304212204 has 48 divisors (see below), whose sum is σ = 60906044064096. Its totient is φ = 13257787622400.

The previous prime is 30521304212197. The next prime is 30521304212209. The reversal of 30521304212204 is 40221240312503.

It is not an unprimeable number, because it can be changed into a prime (30521304212209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36261974 + ... + 37094114.

It is an arithmetic number, because the mean of its divisors is an integer number (1268875918002).

Almost surely, 2^{30521304212204} is an apocalyptic number.

30521304212204 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

30521304212204 is a deficient number, since it is larger than the sum of its proper divisors (30384739851892).

30521304212204 is a wasteful number, since it uses less digits than its factorization.

30521304212204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873666 (or 873664 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 30521304212204 its reverse (40221240312503), we get a palindrome (70742544524707).

The spelling of 30521304212204 in words is "thirty trillion, five hundred twenty-one billion, three hundred four million, two hundred twelve thousand, two hundred four".