122311543550011 has 8 divisors (see below), whose sum is σ = 128130818212800. Its totient is φ = 116599044569280.

The previous prime is 122311543549997. The next prime is 122311543550071. The reversal of 122311543550011 is 110055345113221.

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

It is a cyclic number.

It is not a de Polignac number, because 122311543550011 - 2³⁹ = 121761787736123 is a prime.

It is a super-2 number, since 2×122311543550011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122311543550071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26693918170 + ... + 26693922751.

It is an arithmetic number, because the mean of its divisors is an integer number (16016352276600).

Almost surely, 2^{122311543550011} is an apocalyptic number.

122311543550011 is a deficient number, since it is larger than the sum of its proper divisors (5819274662789).

122311543550011 is an equidigital number, since it uses as much as digits as its factorization.

122311543550011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53387841029.

The product of its (nonzero) digits is 18000, while the sum is 34.

Adding to 122311543550011 its reverse (110055345113221), we get a palindrome (232366888663232).

The spelling of 122311543550011 in words is "one hundred twenty-two trillion, three hundred eleven billion, five hundred forty-three million, five hundred fifty thousand, eleven".