200212200121000 has 32 divisors (see below), whose sum is σ = 468496548285480. Its totient is φ = 80084880048000.

The previous prime is 200212200120973. The next prime is 200212200121079. The reversal of 200212200121000 is 121002212002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 50823524999844 + 149388675121156 = 7129062^2 + 12222466^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100106099061 + ... + 100106101060.

Almost surely, 2^{200212200121000} is an apocalyptic number.

200212200121000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200212200121000 is an abundant number, since it is smaller than the sum of its proper divisors (268284348164480).

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

200212200121000 is a wasteful number, since it uses less digits than its factorization.

200212200121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200212200142 (or 200212200128 counting only the distinct ones).

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

Adding to 200212200121000 its reverse (121002212002), we get a palindrome (200333202333002).

The spelling of 200212200121000 in words is "two hundred trillion, two hundred twelve billion, two hundred million, one hundred twenty-one thousand".