2011221101002 has 8 divisors (see below), whose sum is σ = 3175612264800. Its totient is φ = 952683679404.

The previous prime is 2011221100957. The next prime is 2011221101003. The reversal of 2011221101002 is 2001011221102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2011221101003) 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 3 ways as a sum of consecutive naturals, for example, 26463435502 + ... + 26463435577.

It is an arithmetic number, because the mean of its divisors is an integer number (396951533100).

Almost surely, 2^{2011221101002} is an apocalyptic number.

2011221101002 is a deficient number, since it is larger than the sum of its proper divisors (1164391163798).

2011221101002 is a wasteful number, since it uses less digits than its factorization.

2011221101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52926871100.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2011221101002 its reverse (2001011221102), we get a palindrome (4012232322104).

The spelling of 2011221101002 in words is "two trillion, eleven billion, two hundred twenty-one million, one hundred one thousand, two".