122202000020221 has 32 divisors (see below), whose sum is σ = 137464061995008. Its totient is φ = 107691854624640.

The previous prime is 122202000020209. The next prime is 122202000020237. The reversal of 122202000020221 is 122020000202221.

It is not a de Polignac number, because 122202000020221 - 2²⁹ = 122201463149309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122202000020195 and 122202000020204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122202000020291) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21270220 + ... + 26397466.

It is an arithmetic number, because the mean of its divisors is an integer number (4295751937344).

Almost surely, 2^{122202000020221} is an apocalyptic number.

122202000020221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122202000020221 is a deficient number, since it is larger than the sum of its proper divisors (15262061974787).

122202000020221 is a wasteful number, since it uses less digits than its factorization.

122202000020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5127841.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 122202000020221 its reverse (122020000202221), we get a palindrome (244222000222442).

It can be divided in two parts, 1 and 22202000020221, that added together give a palindrome (22202000020222).

The spelling of 122202000020221 in words is "one hundred twenty-two trillion, two hundred two billion, twenty thousand, two hundred twenty-one".