2112021210011 has 16 divisors (see below), whose sum is σ = 2119055178240. Its totient is φ = 2105004738720.

The previous prime is 2112021209939. The next prime is 2112021210037. The reversal of 2112021210011 is 1100121202112.

It is a cyclic number.

It is not a de Polignac number, because 2112021210011 - 2¹⁸ = 2112020947867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112021210041) 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, 1591575230 + ... + 1591576556.

It is an arithmetic number, because the mean of its divisors is an integer number (132440948640).

Almost surely, 2^{2112021210011} is an apocalyptic number.

2112021210011 is a deficient number, since it is larger than the sum of its proper divisors (7033968229).

2112021210011 is a wasteful number, since it uses less digits than its factorization.

2112021210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4834.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2112021210011 its reverse (1100121202112), we get a palindrome (3212142412123).

The spelling of 2112021210011 in words is "two trillion, one hundred twelve billion, twenty-one million, two hundred ten thousand, eleven".