200212011202221 has 24 divisors (see below), whose sum is σ = 300508930874880. Its totient is φ = 128294197337376.

The previous prime is 200212011202201. The next prime is 200212011202241. The reversal of 200212011202221 is 122202110212002.

It is a happy number.

200212011202221 is a `hidden beast` number, since 20 + 0 + 21 + 201 + 1 + 202 + 221 = 666.

It is an interprime number because it is at equal distance from previous prime (200212011202201) and next prime (200212011202241).

It is not a de Polignac number, because 200212011202221 - 2²² = 200212007007917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200212011202194 and 200212011202203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200212011202201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1719887601 + ... + 1720004006.

It is an arithmetic number, because the mean of its divisors is an integer number (12521205453120).

Almost surely, 2^{200212011202221} is an apocalyptic number.

It is an amenable number.

200212011202221 is a deficient number, since it is larger than the sum of its proper divisors (100296919672659).

200212011202221 is a wasteful number, since it uses less digits than its factorization.

200212011202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3439891865 (or 3439891862 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 200212011202221 its reverse (122202110212002), we get a palindrome (322414121414223).

The spelling of 200212011202221 in words is "two hundred trillion, two hundred twelve billion, eleven million, two hundred two thousand, two hundred twenty-one".