30160025221 has 2 divisors, whose sum is σ = 30160025222. Its totient is φ = 30160025220.

The previous prime is 30160025197. The next prime is 30160025249. The reversal of 30160025221 is 12252006103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30103985025 + 56040196 = 173505^2 + 7486^2 .

It is a cyclic number.

It is not a de Polignac number, because 30160025221 - 2⁹ = 30160024709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30160025192 and 30160025201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30160035221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15080012610 + 15080012611.

It is an arithmetic number, because the mean of its divisors is an integer number (15080012611).

Almost surely, 2^30160025221 is an apocalyptic number.

It is an amenable number.

30160025221 is a deficient number, since it is larger than the sum of its proper divisors (1).

30160025221 is an equidigital number, since it uses as much as digits as its factorization.

30160025221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The spelling of 30160025221 in words is "thirty billion, one hundred sixty million, twenty-five thousand, two hundred twenty-one".