30534130101220 has 48 divisors (see below), whose sum is σ = 64218486523968. Its totient is φ = 12195213632640.

The previous prime is 30534130101193. The next prime is 30534130101259. The reversal of 30534130101220 is 2210103143503.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254822362 + ... + 254942158.

It is an arithmetic number, because the mean of its divisors is an integer number (1337885135916).

Almost surely, 2^{30534130101220} is an apocalyptic number.

It is an amenable number.

30534130101220 is an abundant number, since it is smaller than the sum of its proper divisors (33684356422748).

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

30534130101220 is a wasteful number, since it uses less digits than its factorization.

30534130101220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138940 (or 138938 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 30534130101220 its reverse (2210103143503), we get a palindrome (32744233244723).

The spelling of 30534130101220 in words is "thirty trillion, five hundred thirty-four billion, one hundred thirty million, one hundred one thousand, two hundred twenty".