200011012221 has 8 divisors (see below), whose sum is σ = 273888953824. Its totient is φ = 129736872720.

The previous prime is 200011012219. The next prime is 200011012283. The reversal of 200011012221 is 122210110002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200011012221 - 2¹ = 200011012219 is a prime.

It is a super-2 number, since 2×200011012221² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200011012197 and 200011012206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200011013221) 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, 900950395 + ... + 900950616.

It is an arithmetic number, because the mean of its divisors is an integer number (34236119228).

Almost surely, 2^200011012221 is an apocalyptic number.

It is an amenable number.

200011012221 is a deficient number, since it is larger than the sum of its proper divisors (73877941603).

200011012221 is a wasteful number, since it uses less digits than its factorization.

200011012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801901051.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200011012221 its reverse (122210110002), we get a palindrome (322221122223).

The spelling of 200011012221 in words is "two hundred billion, eleven million, twelve thousand, two hundred twenty-one".