200212021202111 has 4 divisors (see below), whose sum is σ = 200212607803992. Its totient is φ = 200211434600232.

The previous prime is 200212021202101. The next prime is 200212021202113. The reversal of 200212021202111 is 111202120212002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200212021202111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200212021202111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200212021202113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292788680 + ... + 293471693.

It is an arithmetic number, because the mean of its divisors is an integer number (50053151950998).

Almost surely, 2^{200212021202111} is an apocalyptic number.

200212021202111 is a deficient number, since it is larger than the sum of its proper divisors (586601881).

200212021202111 is an equidigital number, since it uses as much as digits as its factorization.

200212021202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586601880.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200212021202111 its reverse (111202120212002), we get a palindrome (311414141414113).

The spelling of 200212021202111 in words is "two hundred trillion, two hundred twelve billion, twenty-one million, two hundred two thousand, one hundred eleven".