2010121121111 has 4 divisors (see below), whose sum is σ = 2010239429232. Its totient is φ = 2010002812992.

The previous prime is 2010121120951. The next prime is 2010121121143. The reversal of 2010121121111 is 1111211210102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2010121121111 - 2²⁶ = 2010054012247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010121121611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59128571 + ... + 59162556.

It is an arithmetic number, because the mean of its divisors is an integer number (502559857308).

Almost surely, 2^{2010121121111} is an apocalyptic number.

2010121121111 is a deficient number, since it is larger than the sum of its proper divisors (118308121).

2010121121111 is a wasteful number, since it uses less digits than its factorization.

2010121121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118308120.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 2010121121111 its reverse (1111211210102), we get a palindrome (3121332331213).

The spelling of 2010121121111 in words is "two trillion, ten billion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred eleven".