20110222201011 has 4 divisors (see below), whose sum is σ = 26813629601352. Its totient is φ = 13406814800672.

The previous prime is 20110222200997. The next prime is 20110222201031. The reversal of 20110222201011 is 11010222201102.

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 20110222201011 - 2⁶ = 20110222200947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20110222201031) 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, 3351703700166 + ... + 3351703700171.

It is an arithmetic number, because the mean of its divisors is an integer number (6703407400338).

Almost surely, 2^{20110222201011} is an apocalyptic number.

20110222201011 is a deficient number, since it is larger than the sum of its proper divisors (6703407400341).

20110222201011 is an equidigital number, since it uses as much as digits as its factorization.

20110222201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6703407400340.

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

Adding to 20110222201011 its reverse (11010222201102), we get a palindrome (31120444402113).

Subtracting from 20110222201011 its reverse (11010222201102), we obtain a palindrome (9099999999909).

The spelling of 20110222201011 in words is "twenty trillion, one hundred ten billion, two hundred twenty-two million, two hundred one thousand, eleven".