211200010202002 has 4 divisors (see below), whose sum is σ = 316800015303006. Its totient is φ = 105600005101000.

The previous prime is 211200010201987. The next prime is 211200010202003. The reversal of 211200010202002 is 200202010002112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 211189225587201 + 10784614801 = 14532351^2 + 103849^2 .

It is not an unprimeable number, because it can be changed into a prime (211200010202003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52800002550499 + ... + 52800002550502.

Almost surely, 2^{211200010202002} is an apocalyptic number.

211200010202002 is a deficient number, since it is larger than the sum of its proper divisors (105600005101004).

211200010202002 is a wasteful number, since it uses less digits than its factorization.

211200010202002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105600005101003.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 211200010202002 its reverse (200202010002112), we get a palindrome (411402020204114).

The spelling of 211200010202002 in words is "two hundred eleven trillion, two hundred billion, ten million, two hundred two thousand, two".