121200010110122 has 16 divisors (see below), whose sum is σ = 183714833998080. Its totient is φ = 59963228649072.

The previous prime is 121200010110119. The next prime is 121200010110239. The reversal of 121200010110122 is 221011010002121.

It is a junction number, because it is equal to n+sod(n) for n = 121200010110097 and 121200010110106.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 373972178 + ... + 374296125.

It is an arithmetic number, because the mean of its divisors is an integer number (11482177124880).

Almost surely, 2^{121200010110122} is an apocalyptic number.

121200010110122 is a deficient number, since it is larger than the sum of its proper divisors (62514823887958).

121200010110122 is a wasteful number, since it uses less digits than its factorization.

121200010110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748269157.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121200010110122 its reverse (221011010002121), we get a palindrome (342211020112243).

The spelling of 121200010110122 in words is "one hundred twenty-one trillion, two hundred billion, ten million, one hundred ten thousand, one hundred twenty-two".