121000110011222 has 24 divisors (see below), whose sum is σ = 204329544528144. Its totient is φ = 53418108761424.

The previous prime is 121000110011117. The next prime is 121000110011303. The reversal of 121000110011222 is 222110011000121.

It is a junction number, because it is equal to n+sod(n) for n = 121000110011197 and 121000110011206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4398710618 + ... + 4398738125.

It is an arithmetic number, because the mean of its divisors is an integer number (8513731022006).

Almost surely, 2^{121000110011222} is an apocalyptic number.

121000110011222 is a deficient number, since it is larger than the sum of its proper divisors (83329434516922).

121000110011222 is a wasteful number, since it uses less digits than its factorization.

121000110011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8797448804 (or 8797448781 counting only the distinct ones).

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

Adding to 121000110011222 its reverse (222110011000121), we get a palindrome (343110121011343).

The spelling of 121000110011222 in words is "one hundred twenty-one trillion, one hundred ten million, eleven thousand, two hundred twenty-two".