2102221201011 has 16 divisors (see below), whose sum is σ = 2812620215808. Its totient is φ = 1396653564800.

The previous prime is 2102221200953. The next prime is 2102221201013. The reversal of 2102221201011 is 1101021222012.

It is a cyclic number.

It is not a de Polignac number, because 2102221201011 - 2¹⁴ = 2102221184627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2102221201013) 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, 3840235 + ... + 4353371.

It is an arithmetic number, because the mean of its divisors is an integer number (175788763488).

Almost surely, 2^{2102221201011} is an apocalyptic number.

2102221201011 is a deficient number, since it is larger than the sum of its proper divisors (710399014797).

2102221201011 is a wasteful number, since it uses less digits than its factorization.

2102221201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517842.

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

Adding to 2102221201011 its reverse (1101021222012), we get a palindrome (3203242423023).

The spelling of 2102221201011 in words is "two trillion, one hundred two billion, two hundred twenty-one million, two hundred one thousand, eleven".