2011211121002 has 16 divisors (see below), whose sum is σ = 3080465179272. Its totient is φ = 984590496000.

The previous prime is 2011211120999. The next prime is 2011211121091. The reversal of 2011211121002 is 2001211121102.

It can be written as a sum of positive squares in 4 ways, for example, as 1412059266601 + 599151854401 = 1188301^2 + 774049^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50255249 + ... + 50295252.

Almost surely, 2^{2011211121002} is an apocalyptic number.

2011211121002 is a deficient number, since it is larger than the sum of its proper divisors (1069254058270).

2011211121002 is a wasteful number, since it uses less digits than its factorization.

2011211121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100550713.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2011211121002 its reverse (2001211121102), we get a palindrome (4012422242104).

The spelling of 2011211121002 in words is "two trillion, eleven billion, two hundred eleven million, one hundred twenty-one thousand, two".