121020221211122 has 8 divisors (see below), whose sum is σ = 183828184118400. Its totient is φ = 59744159838324.

The previous prime is 121020221211103. The next prime is 121020221211143. The reversal of 121020221211122 is 221112122020121.

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

It is a junction number, because it is equal to n+sod(n) for n = 121020221211094 and 121020221211103.

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, 382975383422 + ... + 382975383737.

It is an arithmetic number, because the mean of its divisors is an integer number (22978523014800).

Almost surely, 2^{121020221211122} is an apocalyptic number.

121020221211122 is a deficient number, since it is larger than the sum of its proper divisors (62807962907278).

121020221211122 is an equidigital number, since it uses as much as digits as its factorization.

121020221211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765950767240.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 121020221211122 its reverse (221112122020121), we get a palindrome (342132343231243).

The spelling of 121020221211122 in words is "one hundred twenty-one trillion, twenty billion, two hundred twenty-one million, two hundred eleven thousand, one hundred twenty-two".