30000120322 has 4 divisors (see below), whose sum is σ = 45000180486. Its totient is φ = 15000060160.

The previous prime is 30000120251. The next prime is 30000120323. The reversal of 30000120322 is 22302100003.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15378232081 + 14621888241 = 124009^2 + 120921^2 .

It is not an unprimeable number, because it can be changed into a prime (30000120323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7500030079 + ... + 7500030082.

Almost surely, 2^30000120322 is an apocalyptic number.

30000120322 is a deficient number, since it is larger than the sum of its proper divisors (15000060164).

30000120322 is a wasteful number, since it uses less digits than its factorization.

30000120322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15000060163.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 30000120322 its reverse (22302100003), we get a palindrome (52302220325).

The spelling of 30000120322 in words is "thirty billion, one hundred twenty thousand, three hundred twenty-two".