200120211001111 has 8 divisors (see below), whose sum is σ = 210678255135920. Its totient is φ = 189564707011392.

The previous prime is 200120211001103. The next prime is 200120211001133. The reversal of 200120211001111 is 111100112021002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200120211001111 - 2³ = 200120211001103 is a prime.

It is a super-2 number, since 2×200120211001111² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200120211001091 and 200120211001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120211001181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634874550 + ... + 635189683.

It is an arithmetic number, because the mean of its divisors is an integer number (26334781891990).

Almost surely, 2^{200120211001111} is an apocalyptic number.

200120211001111 is a deficient number, since it is larger than the sum of its proper divisors (10558044134809).

200120211001111 is a wasteful number, since it uses less digits than its factorization.

200120211001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270072545.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 200120211001111 its reverse (111100112021002), we get a palindrome (311220323022113).

The spelling of 200120211001111 in words is "two hundred trillion, one hundred twenty billion, two hundred eleven million, one thousand, one hundred eleven".