2201021001111 has 16 divisors (see below), whose sum is σ = 2943714825216. Its totient is φ = 1462843763136.

The previous prime is 2201021001103. The next prime is 2201021001139. The reversal of 2201021001111 is 1111001201022.

It is not a de Polignac number, because 2201021001111 - 2³ = 2201021001103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201071001111) 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 15 ways as a sum of consecutive naturals, for example, 541291 + ... + 2166803.

It is an arithmetic number, because the mean of its divisors is an integer number (183982176576).

Almost surely, 2^{2201021001111} is an apocalyptic number.

2201021001111 is a deficient number, since it is larger than the sum of its proper divisors (742693824105).

2201021001111 is a wasteful number, since it uses less digits than its factorization.

2201021001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626902.

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

Adding to 2201021001111 its reverse (1111001201022), we get a palindrome (3312022202133).

The spelling of 2201021001111 in words is "two trillion, two hundred one billion, twenty-one million, one thousand, one hundred eleven".