121112201120122 has 8 divisors (see below), whose sum is σ = 184646470560372. Its totient is φ = 59563377600000.

The previous prime is 121112201120111. The next prime is 121112201120143. The reversal of 121112201120122 is 221021102211121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 113990833869201 + 7121367250921 = 10676649^2 + 2668589^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 121112201120122.

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, 496361479879 + ... + 496361480122.

Almost surely, 2^{121112201120122} is an apocalyptic number.

121112201120122 is a deficient number, since it is larger than the sum of its proper divisors (63534269440250).

121112201120122 is an equidigital number, since it uses as much as digits as its factorization.

121112201120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992722960064.

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

Adding to 121112201120122 its reverse (221021102211121), we get a palindrome (342133303331243).

The spelling of 121112201120122 in words is "one hundred twenty-one trillion, one hundred twelve billion, two hundred one million, one hundred twenty thousand, one hundred twenty-two".