121000200222 has 16 divisors (see below), whose sum is σ = 264000436992. Its totient is φ = 36666727320.

The previous prime is 121000200221. The next prime is 121000200257. The reversal of 121000200222 is 222002000121.

It is a junction number, because it is equal to n+sod(n) for n = 121000200198 and 121000200207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121000200221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 916668118 + ... + 916668249.

It is an arithmetic number, because the mean of its divisors is an integer number (16500027312).

Almost surely, 2^121000200222 is an apocalyptic number.

121000200222 is an abundant number, since it is smaller than the sum of its proper divisors (143000236770).

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

121000200222 is a wasteful number, since it uses less digits than its factorization.

121000200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833336383.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 121000200222 its reverse (222002000121), we get a palindrome (343002200343).

The spelling of 121000200222 in words is "one hundred twenty-one billion, two hundred thousand, two hundred twenty-two".