122320122011 has 4 divisors (see below), whose sum is σ = 122403961800. Its totient is φ = 122236282224.

The previous prime is 122320122007. The next prime is 122320122037. The reversal of 122320122011 is 110221023221.

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 122320122011 - 2² = 122320122007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122320127011) 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, 41917706 + ... + 41920623.

It is an arithmetic number, because the mean of its divisors is an integer number (30600990450).

Almost surely, 2^122320122011 is an apocalyptic number.

122320122011 is a deficient number, since it is larger than the sum of its proper divisors (83839789).

122320122011 is an equidigital number, since it uses as much as digits as its factorization.

122320122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83839788.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 122320122011 its reverse (110221023221), we get a palindrome (232541145232).

The spelling of 122320122011 in words is "one hundred twenty-two billion, three hundred twenty million, one hundred twenty-two thousand, eleven".