30532200345221 has 8 divisors (see below), whose sum is σ = 32333553096984. Its totient is φ = 28731441034240.

The previous prime is 30532200345109. The next prime is 30532200345239. The reversal of 30532200345221 is 12254300223503.

It can be written as a sum of positive squares in 4 ways, for example, as 249345429025 + 30282854916196 = 499345^2 + 5502986^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-30532200345221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30532200345281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148254260 + ... + 148460061.

It is an arithmetic number, because the mean of its divisors is an integer number (4041694137123).

Almost surely, 2^{30532200345221} is an apocalyptic number.

It is an amenable number.

30532200345221 is a deficient number, since it is larger than the sum of its proper divisors (1801352751763).

30532200345221 is a wasteful number, since it uses less digits than its factorization.

30532200345221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296720391.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 30532200345221 its reverse (12254300223503), we get a palindrome (42786500568724).

The spelling of 30532200345221 in words is "thirty trillion, five hundred thirty-two billion, two hundred million, three hundred forty-five thousand, two hundred twenty-one".