30305225221252 has 24 divisors (see below), whose sum is σ = 55010886709856. Its totient is φ = 14597483439168.

The previous prime is 30305225221241. The next prime is 30305225221267. The reversal of 30305225221252 is 25212252250303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1206789978 + ... + 1206815089.

Almost surely, 2^{30305225221252} is an apocalyptic number.

It is an amenable number.

30305225221252 is a deficient number, since it is larger than the sum of its proper divisors (24705661488604).

30305225221252 is a wasteful number, since it uses less digits than its factorization.

30305225221252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2413605187 (or 2413605185 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 30305225221252 its reverse (25212252250303), we get a palindrome (55517477471555).

The spelling of 30305225221252 in words is "thirty trillion, three hundred five billion, two hundred twenty-five million, two hundred twenty-one thousand, two hundred fifty-two".