121200001020022 has 8 divisors (see below), whose sum is σ = 181800219272616. Its totient is φ = 60599927929152.

The previous prime is 121200001020017. The next prime is 121200001020107. The reversal of 121200001020022 is 220020100002121.

It is a happy number.

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 = 121200001019984 and 121200001020011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34178523 + ... + 37557574.

It is an arithmetic number, because the mean of its divisors is an integer number (22725027409077).

Almost surely, 2^{121200001020022} is an apocalyptic number.

121200001020022 is a deficient number, since it is larger than the sum of its proper divisors (60600218252594).

121200001020022 is an equidigital number, since it uses as much as digits as its factorization.

121200001020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72580862.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 121200001020022 its reverse (220020100002121), we get a palindrome (341220101022143).

The spelling of 121200001020022 in words is "one hundred twenty-one trillion, two hundred billion, one million, twenty thousand, twenty-two".