122320310011 has 4 divisors (see below), whose sum is σ = 123442514800. Its totient is φ = 121198105224.

The previous prime is 122320310009. The next prime is 122320310017. The reversal of 122320310011 is 110013023221.

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 122320310011 - 2¹ = 122320310009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122320310017) 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, 561102231 + ... + 561102448.

It is an arithmetic number, because the mean of its divisors is an integer number (30860628700).

Almost surely, 2^122320310011 is an apocalyptic number.

122320310011 is a deficient number, since it is larger than the sum of its proper divisors (1122204789).

122320310011 is a wasteful number, since it uses less digits than its factorization.

122320310011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122204788.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 122320310011 its reverse (110013023221), we get a palindrome (232333333232).

The spelling of 122320310011 in words is "one hundred twenty-two billion, three hundred twenty million, three hundred ten thousand, eleven".