2012102122011 has 16 divisors (see below), whose sum is σ = 2819880359424. Its totient is φ = 1273714063424.

The previous prime is 2012102122007. The next prime is 2012102122087. The reversal of 2012102122011 is 1102212012102.

It is a cyclic number.

It is not a de Polignac number, because 2012102122011 - 2² = 2012102122007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012102122111) 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, 106417191 + ... + 106436096.

It is an arithmetic number, because the mean of its divisors is an integer number (176242522464).

Almost surely, 2^{2012102122011} is an apocalyptic number.

2012102122011 is a deficient number, since it is larger than the sum of its proper divisors (807778237413).

2012102122011 is a wasteful number, since it uses less digits than its factorization.

2012102122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212853450.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2012102122011 its reverse (1102212012102), we get a palindrome (3114314134113).

The spelling of 2012102122011 in words is "two trillion, twelve billion, one hundred two million, one hundred twenty-two thousand, eleven".