200112002121 has 8 divisors (see below), whose sum is σ = 266820371424. Its totient is φ = 133405817120.

The previous prime is 200112002053. The next prime is 200112002161. The reversal of 200112002121 is 121200211002.

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 200112002121 - 2²² = 200107807817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200112002097 and 200112002106.

It is not an unprimeable number, because it can be changed into a prime (200112002161) 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, 318795 + ... + 708416.

It is an arithmetic number, because the mean of its divisors is an integer number (33352546428).

Almost surely, 2^200112002121 is an apocalyptic number.

It is an amenable number.

200112002121 is a deficient number, since it is larger than the sum of its proper divisors (66708369303).

200112002121 is a wasteful number, since it uses less digits than its factorization.

200112002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092151.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200112002121 its reverse (121200211002), we get a palindrome (321312213123).

The spelling of 200112002121 in words is "two hundred billion, one hundred twelve million, two thousand, one hundred twenty-one".