20111322123322 has 8 divisors (see below), whose sum is σ = 30505938052500. Its totient is φ = 9942676105824.

The previous prime is 20111322123289. The next prime is 20111322123331. The reversal of 20111322123322 is 22332122311102.

It can be written as a sum of positive squares in 2 ways, for example, as 20064657050881 + 46665072441 = 4479359^2 + 216021^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56492477697 + ... + 56492478052.

Almost surely, 2^{20111322123322} is an apocalyptic number.

20111322123322 is a deficient number, since it is larger than the sum of its proper divisors (10394615929178).

20111322123322 is a wasteful number, since it uses less digits than its factorization.

20111322123322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112984955840.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 20111322123322 its reverse (22332122311102), we get a palindrome (42443444434424).

The spelling of 20111322123322 in words is "twenty trillion, one hundred eleven billion, three hundred twenty-two million, one hundred twenty-three thousand, three hundred twenty-two".