210211100102002 has 4 divisors (see below), whose sum is σ = 315316650153006. Its totient is φ = 105105550051000.

The previous prime is 210211100101997. The next prime is 210211100102009. The reversal of 210211100102002 is 200201001112012.

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., 208602588772561 + 1608511329441 = 14443081^2 + 1268271^2 .

It is not an unprimeable number, because it can be changed into a prime (210211100102009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52552775025499 + ... + 52552775025502.

Almost surely, 2^{210211100102002} is an apocalyptic number.

210211100102002 is a deficient number, since it is larger than the sum of its proper divisors (105105550051004).

210211100102002 is a wasteful number, since it uses less digits than its factorization.

210211100102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105105550051003.

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

Adding to 210211100102002 its reverse (200201001112012), we get a palindrome (410412101214014).

It can be divided in two parts, 21021110010 and 2002, that added together give a palindrome (21021112012).

The spelling of 210211100102002 in words is "two hundred ten trillion, two hundred eleven billion, one hundred million, one hundred two thousand, two".