200012121122011 has 16 divisors (see below), whose sum is σ = 221462701920000. Its totient is φ = 179124243804000.

The previous prime is 200012121121999. The next prime is 200012121122041. The reversal of 200012121122011 is 110221121210002.

It is not a de Polignac number, because 200012121122011 - 2¹¹ = 200012121119963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200012121122041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 452112861 + ... + 452555038.

It is an arithmetic number, because the mean of its divisors is an integer number (13841418870000).

Almost surely, 2^{200012121122011} is an apocalyptic number.

200012121122011 is a deficient number, since it is larger than the sum of its proper divisors (21450580797989).

200012121122011 is a wasteful number, since it uses less digits than its factorization.

200012121122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904668210.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200012121122011 its reverse (110221121210002), we get a palindrome (310233242332013).

It can be divided in two parts, 2000121 and 21122011, that added together give a palindrome (23122132).

The spelling of 200012121122011 in words is "two hundred trillion, twelve billion, one hundred twenty-one million, one hundred twenty-two thousand, eleven".