30121303323 has 8 divisors (see below), whose sum is σ = 41247190288. Its totient is φ = 19538142624.

The previous prime is 30121303321. The next prime is 30121303337. The reversal of 30121303323 is 32330312103.

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

It is not a de Polignac number, because 30121303323 - 2¹ = 30121303321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30121303323.

It is not an unprimeable number, because it can be changed into a prime (30121303321) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 135681436 + ... + 135681657.

It is an arithmetic number, because the mean of its divisors is an integer number (5155898786).

Almost surely, 2^30121303323 is an apocalyptic number.

30121303323 is a deficient number, since it is larger than the sum of its proper divisors (11125886965).

30121303323 is a wasteful number, since it uses less digits than its factorization.

30121303323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271363133.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 30121303323 its reverse (32330312103), we get a palindrome (62451615426).

The spelling of 30121303323 in words is "thirty billion, one hundred twenty-one million, three hundred three thousand, three hundred twenty-three".