121022002212 has 48 divisors (see below), whose sum is σ = 287812792512. Its totient is φ = 39565751680.

The previous prime is 121022002207. The next prime is 121022002217. The reversal of 121022002212 is 212200220121.

It is an interprime number because it is at equal distance from previous prime (121022002207) and next prime (121022002217).

It is a junction number, because it is equal to n+sod(n) for n = 121022002191 and 121022002200.

It is not an unprimeable number, because it can be changed into a prime (121022002217) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1883398 + ... + 1946594.

It is an arithmetic number, because the mean of its divisors is an integer number (5996099844).

Almost surely, 2^121022002212 is an apocalyptic number.

121022002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121022002212 is an abundant number, since it is smaller than the sum of its proper divisors (166790790300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121022002212 is a wasteful number, since it uses less digits than its factorization.

121022002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66268 (or 66266 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 121022002212 its reverse (212200220121), we get a palindrome (333222222333).

The spelling of 121022002212 in words is "one hundred twenty-one billion, twenty-two million, two thousand, two hundred twelve".