121333320122220 has 36 divisors (see below), whose sum is σ = 368044404371280. Its totient is φ = 32355552032544.

The previous prime is 121333320122173. The next prime is 121333320122227. The reversal of 121333320122220 is 22221023333121.

121333320122220 is a `hidden beast` number, since 1 + 2 + 1 + 333 + 320 + 1 + 2 + 2 + 2 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×121333320122220² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121333320122227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337037000160 + ... + 337037000519.

It is an arithmetic number, because the mean of its divisors is an integer number (10223455676980).

Almost surely, 2^{121333320122220} is an apocalyptic number.

121333320122220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121333320122220 is an abundant number, since it is smaller than the sum of its proper divisors (246711084249060).

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

121333320122220 is a wasteful number, since it uses less digits than its factorization.

121333320122220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674074000694 (or 674074000689 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 121333320122220 its reverse (22221023333121), we get a palindrome (143554343455341).

The spelling of 121333320122220 in words is "one hundred twenty-one trillion, three hundred thirty-three billion, three hundred twenty million, one hundred twenty-two thousand, two hundred twenty".