2100122211011 has 8 divisors (see below), whose sum is σ = 2300170074048. Its totient is φ = 1901595625000.

The previous prime is 2100122210983. The next prime is 2100122211013. The reversal of 2100122211011 is 1101122210012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2100122211011 - 2¹⁰ = 2100122209987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2100122211013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380316365 + ... + 380321886.

It is an arithmetic number, because the mean of its divisors is an integer number (287521259256).

Almost surely, 2^{2100122211011} is an apocalyptic number.

2100122211011 is a deficient number, since it is larger than the sum of its proper divisors (200047863037).

2100122211011 is a wasteful number, since it uses less digits than its factorization.

2100122211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760638513.

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

Adding to 2100122211011 its reverse (1101122210012), we get a palindrome (3201244421023).

Subtracting from 2100122211011 its reverse (1101122210012), we obtain a palindrome (999000000999).

The spelling of 2100122211011 in words is "two trillion, one hundred billion, one hundred twenty-two million, two hundred eleven thousand, eleven".