2011222220001 has 16 divisors (see below), whose sum is σ = 2700833239104. Its totient is φ = 1331246997504.

The previous prime is 2011222219949. The next prime is 2011222220003. The reversal of 2011222220001 is 1000222221102.

It is not a de Polignac number, because 2011222220001 - 2¹³ = 2011222211809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2011222220003) 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, 4011820 + ... + 4485213.

It is an arithmetic number, because the mean of its divisors is an integer number (168802077444).

Almost surely, 2^{2011222220001} is an apocalyptic number.

It is an amenable number.

2011222220001 is a deficient number, since it is larger than the sum of its proper divisors (689611019103).

2011222220001 is a wasteful number, since it uses less digits than its factorization.

2011222220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8497600.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2011222220001 its reverse (1000222221102), we get a palindrome (3011444441103).

The spelling of 2011222220001 in words is "two trillion, eleven billion, two hundred twenty-two million, two hundred twenty thousand, one".