200120220010111 has 4 divisors (see below), whose sum is σ = 200194146950392. Its totient is φ = 200046293069832.

The previous prime is 200120220010069. The next prime is 200120220010127. The reversal of 200120220010111 is 111010022021002.

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

It is a cyclic number.

It is not a de Polignac number, because 200120220010111 - 2⁹ = 200120220009599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200120220010091 and 200120220010100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120220010181) 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, 36963466080 + ... + 36963471493.

It is an arithmetic number, because the mean of its divisors is an integer number (50048536737598).

Almost surely, 2^{200120220010111} is an apocalyptic number.

200120220010111 is a deficient number, since it is larger than the sum of its proper divisors (73926940281).

200120220010111 is an equidigital number, since it uses as much as digits as its factorization.

200120220010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73926940280.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 200120220010111 its reverse (111010022021002), we get a palindrome (311130242031113).

The spelling of 200120220010111 in words is "two hundred trillion, one hundred twenty billion, two hundred twenty million, ten thousand, one hundred eleven".