30321320222002 has 8 divisors (see below), whose sum is σ = 45596544516396. Its totient is φ = 15122472049872.

The previous prime is 30321320221919. The next prime is 30321320222009. The reversal of 30321320222002 is 20022202312303.

It can be written as a sum of positive squares in 2 ways, for example, as 29406119953081 + 915200268921 = 5422741^2 + 956661^2 .

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

It is not an unprimeable number, because it can be changed into a prime (30321320222009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19094029573 + ... + 19094031160.

Almost surely, 2^{30321320222002} is an apocalyptic number.

30321320222002 is a deficient number, since it is larger than the sum of its proper divisors (15275224294394).

30321320222002 is a wasteful number, since it uses less digits than its factorization.

30321320222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38188061132.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 30321320222002 its reverse (20022202312303), we get a palindrome (50343522534305).

The spelling of 30321320222002 in words is "thirty trillion, three hundred twenty-one billion, three hundred twenty million, two hundred twenty-two thousand, two".