122122300211 has 4 divisors (see below), whose sum is σ = 124720647072. Its totient is φ = 119523953352.

The previous prime is 122122300207. The next prime is 122122300241. The reversal of 122122300211 is 112003221221.

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 122122300211 - 2² = 122122300207 is a prime.

It is a super-2 number, since 2×122122300211² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122122300211.

It is not an unprimeable number, because it can be changed into a prime (122122300241) 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, 1299173360 + ... + 1299173453.

It is an arithmetic number, because the mean of its divisors is an integer number (31180161768).

Almost surely, 2^122122300211 is an apocalyptic number.

122122300211 is a deficient number, since it is larger than the sum of its proper divisors (2598346861).

122122300211 is an equidigital number, since it uses as much as digits as its factorization.

122122300211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2598346860.

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

Adding to 122122300211 its reverse (112003221221), we get a palindrome (234125521432).

The spelling of 122122300211 in words is "one hundred twenty-two billion, one hundred twenty-two million, three hundred thousand, two hundred eleven".