20021112002211 has 16 divisors (see below), whose sum is σ = 26795715408384. Its totient is φ = 13297027176864.

The previous prime is 20021112002201. The next prime is 20021112002233. The reversal of 20021112002211 is 11220021112002.

It is not a de Polignac number, because 20021112002211 - 2¹⁴ = 20021111985827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20021112002201) 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, 7446235 + ... + 9771828.

It is an arithmetic number, because the mean of its divisors is an integer number (1674732213024).

Almost surely, 2^{20021112002211} is an apocalyptic number.

20021112002211 is a deficient number, since it is larger than the sum of its proper divisors (6774603406173).

20021112002211 is a wasteful number, since it uses less digits than its factorization.

20021112002211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17219530.

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

Adding to 20021112002211 its reverse (11220021112002), we get a palindrome (31241133114213).

The spelling of 20021112002211 in words is "twenty trillion, twenty-one billion, one hundred twelve million, two thousand, two hundred eleven".