200212221002202 has 80 divisors (see below), whose sum is σ = 451808206780392. Its totient is φ = 66265335152640.

The previous prime is 200212221002197. The next prime is 200212221002243. The reversal of 200212221002202 is 202200122212002.

200212221002202 is a `hidden beast` number, since 20 + 0 + 212 + 2 + 210 + 0 + 220 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 189637438933881 + 10574782068321 = 13770891^2 + 3251889^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5349552 + ... + 20713332.

Almost surely, 2^{200212221002202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200212221002202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225904103390196).

200212221002202 is an abundant number, since it is smaller than the sum of its proper divisors (251595985778190).

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

200212221002202 is a wasteful number, since it uses less digits than its factorization.

200212221002202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15364365 (or 15364356 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 200212221002202 its reverse (202200122212002), we get a palindrome (402412343214204).

The spelling of 200212221002202 in words is "two hundred trillion, two hundred twelve billion, two hundred twenty-one million, two thousand, two hundred two".