30342423212303 has 4 divisors (see below), whose sum is σ = 30560714026920. Its totient is φ = 30124132397688.

The previous prime is 30342423212273. The next prime is 30342423212351. The reversal of 30342423212303 is 30321232424303.

It is a happy number.

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 30342423212303 - 2²⁶ = 30342356103439 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 30342423212303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30342423212363) 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, 109145407100 + ... + 109145407377.

It is an arithmetic number, because the mean of its divisors is an integer number (7640178506730).

Almost surely, 2^{30342423212303} is an apocalyptic number.

30342423212303 is a deficient number, since it is larger than the sum of its proper divisors (218290814617).

30342423212303 is a wasteful number, since it uses less digits than its factorization.

30342423212303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218290814616.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 30342423212303 its reverse (30321232424303), we get a palindrome (60663655636606).

The spelling of 30342423212303 in words is "thirty trillion, three hundred forty-two billion, four hundred twenty-three million, two hundred twelve thousand, three hundred three".