200012221211123 has 8 divisors (see below), whose sum is σ = 200345256834048. Its totient is φ = 199679197188744.

The previous prime is 200012221211111. The next prime is 200012221211129. The reversal of 200012221211123 is 321112122210002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200012221211123 is a prime.

It is a super-2 number, since 2×200012221211123² (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 = 200012221211095 and 200012221211104.

It is not an unprimeable number, because it can be changed into a prime (200012221211129) 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, 31960340 + ... + 37702622.

It is an arithmetic number, because the mean of its divisors is an integer number (25043157104256).

Almost surely, 2^{200012221211123} is an apocalyptic number.

200012221211123 is a deficient number, since it is larger than the sum of its proper divisors (333035622925).

200012221211123 is an equidigital number, since it uses as much as digits as its factorization.

200012221211123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5800273.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 200012221211123 its reverse (321112122210002), we get a palindrome (521124343421125).

The spelling of 200012221211123 in words is "two hundred trillion, twelve billion, two hundred twenty-one million, two hundred eleven thousand, one hundred twenty-three".