211121000201002 has 16 divisors (see below), whose sum is σ = 319609722081672. Its totient is φ = 104588872980480.

The previous prime is 211121000200969. The next prime is 211121000201017. The reversal of 211121000201002 is 200102000121112.

It can be written as a sum of positive squares in 4 ways, for example, as 171662639836081 + 39458360364921 = 13102009^2 + 6281589^2 .

It is an unprimeable number.

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, 1111606503 + ... + 1111796410.

Almost surely, 2^{211121000201002} is an apocalyptic number.

211121000201002 is a deficient number, since it is larger than the sum of its proper divisors (108488721880670).

211121000201002 is a wasteful number, since it uses less digits than its factorization.

211121000201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223403353.

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

Adding to 211121000201002 its reverse (200102000121112), we get a palindrome (411223000322114).

The spelling of 211121000201002 in words is "two hundred eleven trillion, one hundred twenty-one billion, two hundred one thousand, two".