30012222001 has 2 divisors, whose sum is σ = 30012222002. Its totient is φ = 30012222000.

The previous prime is 30012221971. The next prime is 30012222007. The reversal of 30012222001 is 10022221003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19754583601 + 10257638400 = 140551^2 + 101280^2 .

It is a cyclic number.

It is not a de Polignac number, because 30012222001 - 2⁵ = 30012221969 is a prime.

It is not a weakly prime, because it can be changed into another prime (30012222007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15006111000 + 15006111001.

It is an arithmetic number, because the mean of its divisors is an integer number (15006111001).

Almost surely, 2^30012222001 is an apocalyptic number.

It is an amenable number.

30012222001 is a deficient number, since it is larger than the sum of its proper divisors (1).

30012222001 is an equidigital number, since it uses as much as digits as its factorization.

30012222001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 30012222001 its reverse (10022221003), we get a palindrome (40034443004).

The spelling of 30012222001 in words is "thirty billion, twelve million, two hundred twenty-two thousand, one".