121110200112122 has 8 divisors (see below), whose sum is σ = 195639554027316. Its totient is φ = 55897015436352.

The previous prime is 121110200112079. The next prime is 121110200112133. The reversal of 121110200112122 is 221211002011121.

It can be written as a sum of positive squares in 2 ways, for example, as 119203400916961 + 1906799195161 = 10918031^2 + 1380869^2 .

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 121110200112122.

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, 2329042309823 + ... + 2329042309874.

Almost surely, 2^{121110200112122} is an apocalyptic number.

121110200112122 is a deficient number, since it is larger than the sum of its proper divisors (74529353915194).

121110200112122 is a wasteful number, since it uses less digits than its factorization.

121110200112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4658084619712.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121110200112122 its reverse (221211002011121), we get a palindrome (342321202123243).

The spelling of 121110200112122 in words is "one hundred twenty-one trillion, one hundred ten billion, two hundred million, one hundred twelve thousand, one hundred twenty-two".