122202011121 has 16 divisors (see below), whose sum is σ = 165371707200. Its totient is φ = 80255787840.

The previous prime is 122202011111. The next prime is 122202011123. The reversal of 122202011121 is 121110202221.

It is not a de Polignac number, because 122202011121 - 2¹⁰ = 122202010097 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 122202011121.

It is not an unprimeable number, because it can be changed into a prime (122202011123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 616210 + ... + 790011.

It is an arithmetic number, because the mean of its divisors is an integer number (10335731700).

Almost surely, 2^122202011121 is an apocalyptic number.

It is an amenable number.

122202011121 is a deficient number, since it is larger than the sum of its proper divisors (43169696079).

122202011121 is a wasteful number, since it uses less digits than its factorization.

122202011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406656.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122202011121 its reverse (121110202221), we get a palindrome (243312213342).

The spelling of 122202011121 in words is "one hundred twenty-two billion, two hundred two million, eleven thousand, one hundred twenty-one".