2011001121222 has 16 divisors (see below), whose sum is σ = 4022028652800. Its totient is φ = 670329305352.

The previous prime is 2011001121209. The next prime is 2011001121229. The reversal of 2011001121222 is 2221211001102.

It is a super-2 number, since 2×2011001121222² (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 (2011001121229) 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 7 ways as a sum of consecutive naturals, for example, 30538 + ... + 2005725.

It is an arithmetic number, because the mean of its divisors is an integer number (251376790800).

Almost surely, 2^{2011001121222} is an apocalyptic number.

2011001121222 is an abundant number, since it is smaller than the sum of its proper divisors (2011027531578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011001121222 is a wasteful number, since it uses less digits than its factorization.

2011001121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200867.

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

Adding to 2011001121222 its reverse (2221211001102), we get a palindrome (4232212122324).

The spelling of 2011001121222 in words is "two trillion, eleven billion, one million, one hundred twenty-one thousand, two hundred twenty-two".