122022221111011 has 4 divisors (see below), whose sum is σ = 131408545811872. Its totient is φ = 112635896410152.

The previous prime is 122022221110967. The next prime is 122022221111023. The reversal of 122022221111011 is 110111122220221.

It is a happy number.

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 122022221111011 - 2¹⁵ = 122022221078243 is a prime.

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 122022221111011.

It is not an unprimeable number, because it can be changed into a prime (122022221111071) 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, 4693162350411 + ... + 4693162350436.

It is an arithmetic number, because the mean of its divisors is an integer number (32852136452968).

Almost surely, 2^{122022221111011} is an apocalyptic number.

122022221111011 is a deficient number, since it is larger than the sum of its proper divisors (9386324700861).

122022221111011 is an equidigital number, since it uses as much as digits as its factorization.

122022221111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9386324700860.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122022221111011 its reverse (110111122220221), we get a palindrome (232133343331232).

The spelling of 122022221111011 in words is "one hundred twenty-two trillion, twenty-two billion, two hundred twenty-one million, one hundred eleven thousand, eleven".