2201022011111 has 32 divisors (see below), whose sum is σ = 2792957905920. Its totient is φ = 1684642924800.

The previous prime is 2201022011101. The next prime is 2201022011159. The reversal of 2201022011111 is 1111102201022.

It is not a de Polignac number, because 2201022011111 - 2²² = 2201017816807 is a prime.

It is a super-2 number, since 2×2201022011111² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201022011101) 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 31 ways as a sum of consecutive naturals, for example, 3092435 + ... + 3737003.

It is an arithmetic number, because the mean of its divisors is an integer number (87279934560).

Almost surely, 2^{2201022011111} is an apocalyptic number.

2201022011111 is a deficient number, since it is larger than the sum of its proper divisors (591935894809).

2201022011111 is a wasteful number, since it uses less digits than its factorization.

2201022011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645375.

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

Adding to 2201022011111 its reverse (1111102201022), we get a palindrome (3312124212133).

The spelling of 2201022011111 in words is "two trillion, two hundred one billion, twenty-two million, eleven thousand, one hundred eleven".