122201121122 has 8 divisors (see below), whose sum is σ = 183304248156. Its totient is φ = 61099705072.

The previous prime is 122201121079. The next prime is 122201121157. The reversal of 122201121122 is 221121102221.

It can be written as a sum of positive squares in 2 ways, for example, as 80531655961 + 41669465161 = 283781^2 + 204131^2 .

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

It is a super-2 number, since 2×122201121122² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122201121122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231113 + ... + 545724.

Almost surely, 2^122201121122 is an apocalyptic number.

122201121122 is a deficient number, since it is larger than the sum of its proper divisors (61103127034).

122201121122 is an equidigital number, since it uses as much as digits as its factorization.

122201121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855492.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122201121122 its reverse (221121102221), we get a palindrome (343322223343).

The spelling of 122201121122 in words is "one hundred twenty-two billion, two hundred one million, one hundred twenty-one thousand, one hundred twenty-two".