30000122535 has 32 divisors (see below), whose sum is σ = 48123774720. Its totient is φ = 15958937088.

The previous prime is 30000122521. The next prime is 30000122563. The reversal of 30000122535 is 53522100003.

It is not a de Polignac number, because 30000122535 - 2¹⁸ = 29999860391 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16881567 + ... + 16883343.

It is an arithmetic number, because the mean of its divisors is an integer number (1503867960).

Almost surely, 2^30000122535 is an apocalyptic number.

30000122535 is a deficient number, since it is larger than the sum of its proper divisors (18123652185).

30000122535 is a wasteful number, since it uses less digits than its factorization.

30000122535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4047.

The product of its (nonzero) digits is 900, while the sum is 21.

Adding to 30000122535 its reverse (53522100003), we get a palindrome (83522222538).

The spelling of 30000122535 in words is "thirty billion, one hundred twenty-two thousand, five hundred thirty-five".