121032200123122 has 4 divisors (see below), whose sum is σ = 181548300184686. Its totient is φ = 60516100061560.

The previous prime is 121032200123117. The next prime is 121032200123129. The reversal of 121032200123122 is 221321002230121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 111990385667601 + 9041814455521 = 10582551^2 + 3006961^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121032200123093 and 121032200123102.

It is not an unprimeable number, because it can be changed into a prime (121032200123129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30258050030779 + ... + 30258050030782.

Almost surely, 2^{121032200123122} is an apocalyptic number.

121032200123122 is a deficient number, since it is larger than the sum of its proper divisors (60516100061564).

121032200123122 is an equidigital number, since it uses as much as digits as its factorization.

121032200123122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60516100061563.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 121032200123122 its reverse (221321002230121), we get a palindrome (342353202353243).

The spelling of 121032200123122 in words is "one hundred twenty-one trillion, thirty-two billion, two hundred million, one hundred twenty-three thousand, one hundred twenty-two".