200122120000111 has 4 divisors (see below), whose sum is σ = 200584295797312. Its totient is φ = 199659944202912.

The previous prime is 200122120000109. The next prime is 200122120000123. The reversal of 200122120000111 is 111000021221002.

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 200122120000111 - 2¹ = 200122120000109 is a prime.

It is a super-2 number, since 2×200122120000111² (a number of 29 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 = 200122120000091 and 200122120000100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122120000711) 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, 231087897951 + ... + 231087898816.

It is an arithmetic number, because the mean of its divisors is an integer number (50146073949328).

Almost surely, 2^{200122120000111} is an apocalyptic number.

200122120000111 is a deficient number, since it is larger than the sum of its proper divisors (462175797201).

200122120000111 is an equidigital number, since it uses as much as digits as its factorization.

200122120000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462175797200.

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

Adding to 200122120000111 its reverse (111000021221002), we get a palindrome (311122141221113).

The spelling of 200122120000111 in words is "two hundred trillion, one hundred twenty-two billion, one hundred twenty million, one hundred eleven", and thus it is an aban number.