2011200323122 has 16 divisors (see below), whose sum is σ = 3027871250712. Its totient is φ = 1001910337920.

The previous prime is 2011200323117. The next prime is 2011200323131. The reversal of 2011200323122 is 2213230021102.

It can be written as a sum of positive squares in 4 ways, for example, as 1819803698001 + 191396625121 = 1349001^2 + 437489^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2011200323122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10102222 + ... + 10299382.

Almost surely, 2^{2011200323122} is an apocalyptic number.

2011200323122 is a deficient number, since it is larger than the sum of its proper divisors (1016670927590).

2011200323122 is a wasteful number, since it uses less digits than its factorization.

2011200323122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215853.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2011200323122 its reverse (2213230021102), we get a palindrome (4224430344224).

The spelling of 2011200323122 in words is "two trillion, eleven billion, two hundred million, three hundred twenty-three thousand, one hundred twenty-two".