2100221101011 has 16 divisors (see below), whose sum is σ = 3089191409280. Its totient is φ = 1258559459520.

The previous prime is 2100221100997. The next prime is 2100221101093. The reversal of 2100221101011 is 1101011220012.

It is not a de Polignac number, because 2100221101011 - 2⁵ = 2100221100979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2100221111011) 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, 357542365 + ... + 357548238.

It is an arithmetic number, because the mean of its divisors is an integer number (193074463080).

Almost surely, 2^{2100221101011} is an apocalyptic number.

2100221101011 is a deficient number, since it is larger than the sum of its proper divisors (988970308269).

2100221101011 is a wasteful number, since it uses less digits than its factorization.

2100221101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715090706.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2100221101011 its reverse (1101011220012), we get a palindrome (3201232321023).

The spelling of 2100221101011 in words is "two trillion, one hundred billion, two hundred twenty-one million, one hundred one thousand, eleven".