200200102101121 has 4 divisors (see below), whose sum is σ = 200229401113092. Its totient is φ = 200170803089152.

The previous prime is 200200102101061. The next prime is 200200102101191. The reversal of 200200102101121 is 121101201002002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 124991505601600 + 75208596499521 = 11179960^2 + 8672289^2 .

It is a cyclic number.

It is not a de Polignac number, because 200200102101121 - 2²³ = 200200093712513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200200102101191) 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, 14649495736 + ... + 14649509401.

It is an arithmetic number, because the mean of its divisors is an integer number (50057350278273).

Almost surely, 2^{200200102101121} is an apocalyptic number.

It is an amenable number.

200200102101121 is a deficient number, since it is larger than the sum of its proper divisors (29299011971).

200200102101121 is an equidigital number, since it uses as much as digits as its factorization.

200200102101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29299011970.

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

Adding to 200200102101121 its reverse (121101201002002), we get a palindrome (321301303103123).

The spelling of 200200102101121 in words is "two hundred trillion, two hundred billion, one hundred two million, one hundred one thousand, one hundred twenty-one".