2002200012123 has 4 divisors (see below), whose sum is σ = 2669600016168. Its totient is φ = 1334800008080.

The previous prime is 2002200012121. The next prime is 2002200012161. The reversal of 2002200012123 is 3212100022002.

It is a happy number.

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 2002200012123 - 2¹ = 2002200012121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2002200012121) 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, 333700002018 + ... + 333700002023.

It is an arithmetic number, because the mean of its divisors is an integer number (667400004042).

Almost surely, 2^{2002200012123} is an apocalyptic number.

2002200012123 is a deficient number, since it is larger than the sum of its proper divisors (667400004045).

2002200012123 is an equidigital number, since it uses as much as digits as its factorization.

2002200012123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667400004044.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 2002200012123 its reverse (3212100022002), we get a palindrome (5214300034125).

The spelling of 2002200012123 in words is "two trillion, two billion, two hundred million, twelve thousand, one hundred twenty-three".