20134221202330 has 8 divisors (see below), whose sum is σ = 36241598164212. Its totient is φ = 8053688480928.

The previous prime is 20134221202279. The next prime is 20134221202349. The reversal of 20134221202330 is 3320212243102.

It can be written as a sum of positive squares in 2 ways, for example, as 20015181711889 + 119039490441 = 4473833^2 + 345021^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20134221202295 and 20134221202304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1006711060107 + ... + 1006711060126.

Almost surely, 2^{20134221202330} is an apocalyptic number.

20134221202330 is a deficient number, since it is larger than the sum of its proper divisors (16107376961882).

20134221202330 is a wasteful number, since it uses less digits than its factorization.

20134221202330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2013422120240.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20134221202330 its reverse (3320212243102), we get a palindrome (23454433445432).

The spelling of 20134221202330 in words is "twenty trillion, one hundred thirty-four billion, two hundred twenty-one million, two hundred two thousand, three hundred thirty".