210102012002 has 8 divisors (see below), whose sum is σ = 315155749212. Its totient is φ = 105050095600.

The previous prime is 210102011993. The next prime is 210102012013. The reversal of 210102012002 is 200210201012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 209774076121 + 327935881 = 458011^2 + 18109^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116249 + ... + 658572.

Almost surely, 2^210102012002 is an apocalyptic number.

210102012002 is a deficient number, since it is larger than the sum of its proper divisors (105053737210).

210102012002 is a wasteful number, since it uses less digits than its factorization.

210102012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910404.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210102012002 its reverse (200210201012), we get a palindrome (410312213014).

The spelling of 210102012002 in words is "two hundred ten billion, one hundred two million, twelve thousand, two".