201210210120002 has 4 divisors (see below), whose sum is σ = 301815315180006. Its totient is φ = 100605105060000.

The previous prime is 201210210120001. The next prime is 201210210120011. The reversal of 201210210120002 is 200021012012102.

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., 189335921283721 + 11874288836281 = 13759939^2 + 3445909^2 .

It is not an unprimeable number, because it can be changed into a prime (201210210120001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50302552529999 + ... + 50302552530002.

Almost surely, 2^{201210210120002} is an apocalyptic number.

201210210120002 is a deficient number, since it is larger than the sum of its proper divisors (100605105060004).

201210210120002 is a wasteful number, since it uses less digits than its factorization.

201210210120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100605105060003.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201210210120002 its reverse (200021012012102), we get a palindrome (401231222132104).

The spelling of 201210210120002 in words is "two hundred one trillion, two hundred ten billion, two hundred ten million, one hundred twenty thousand, two".