2011020221105 has 16 divisors (see below), whose sum is σ = 2758099975680. Its totient is φ = 1378920601152.

The previous prime is 2011020221083. The next prime is 2011020221137. The reversal of 2011020221105 is 5011220201102.

It is a cyclic number.

It is not a de Polignac number, because 2011020221105 - 2⁸ = 2011020220849 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584990 + ... + 2089079.

It is an arithmetic number, because the mean of its divisors is an integer number (172381248480).

Almost surely, 2^{2011020221105} is an apocalyptic number.

It is an amenable number.

2011020221105 is a deficient number, since it is larger than the sum of its proper divisors (747079754575).

2011020221105 is a wasteful number, since it uses less digits than its factorization.

2011020221105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2695568.

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 2011020221105 its reverse (5011220201102), we get a palindrome (7022240422207).

The spelling of 2011020221105 in words is "two trillion, eleven billion, twenty million, two hundred twenty-one thousand, one hundred five".