121010122 has 8 divisors (see below), whose sum is σ = 181562400. Its totient is φ = 60489324.

The previous prime is 121010117. The next prime is 121010137. The reversal of 121010122 is 221010121.

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 = 121010099 and 121010108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8829 + ... + 17887.

It is an arithmetic number, because the mean of its divisors is an integer number (22695300).

Almost surely, 2^121010122 is an apocalyptic number.

121010122 is a deficient number, since it is larger than the sum of its proper divisors (60552278).

121010122 is an equidigital number, since it uses as much as digits as its factorization.

121010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15740.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 121010122 is about 11000.4600812875. The cubic root of 121010122 is about 494.6225357577.

Adding to 121010122 its reverse (221010121), we get a palindrome (342020243).

Subtracting 121010122 from its reverse (221010121), we obtain a palindrome (99999999).

The spelling of 121010122 in words is "one hundred twenty-one million, ten thousand, one hundred twenty-two".