2012200212123 has 12 divisors (see below), whose sum is σ = 2906548135920. Its totient is φ = 1341449861136.

The previous prime is 2012200212109. The next prime is 2012200212131. The reversal of 2012200212123 is 3212120022102.

It is not a de Polignac number, because 2012200212123 - 2⁶ = 2012200212059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2012200212096 and 2012200212105.

It is not an unprimeable number, because it can be changed into a prime (2012200212133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 637911 + ... + 2105072.

It is an arithmetic number, because the mean of its divisors is an integer number (242212344660).

Almost surely, 2^{2012200212123} is an apocalyptic number.

2012200212123 is a deficient number, since it is larger than the sum of its proper divisors (894347923797).

2012200212123 is a wasteful number, since it uses less digits than its factorization.

2012200212123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824498 (or 2824495 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2012200212123 its reverse (3212120022102), we get a palindrome (5224320234225).

The spelling of 2012200212123 in words is "two trillion, twelve billion, two hundred million, two hundred twelve thousand, one hundred twenty-three".