30121122200303 has 4 divisors (see below), whose sum is σ = 30121181099880. Its totient is φ = 30121063300728.

The previous prime is 30121122200243. The next prime is 30121122200327. The reversal of 30121122200303 is 30300222112103.

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

It is a cyclic number.

It is not a de Polignac number, because 30121122200303 - 2²⁰ = 30121121151727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30121122200383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28675913 + ... + 29707746.

It is an arithmetic number, because the mean of its divisors is an integer number (7530295274970).

Almost surely, 2^{30121122200303} is an apocalyptic number.

30121122200303 is a deficient number, since it is larger than the sum of its proper divisors (58899577).

30121122200303 is an equidigital number, since it uses as much as digits as its factorization.

30121122200303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58899576.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 30121122200303 its reverse (30300222112103), we get a palindrome (60421344312406).

The spelling of 30121122200303 in words is "thirty trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred thousand, three hundred three".