201012212020210 has 16 divisors (see below), whose sum is σ = 363197730620736. Its totient is φ = 80099162811568.

The previous prime is 201012212020133. The next prime is 201012212020219. The reversal of 201012212020210 is 12020212210102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (201012212020219) 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 in 7 ways as a sum of consecutive naturals, for example, 38215246804 + ... + 38215252063.

It is an arithmetic number, because the mean of its divisors is an integer number (22699858163796).

Almost surely, 2^{201012212020210} is an apocalyptic number.

201012212020210 is a deficient number, since it is larger than the sum of its proper divisors (162185518600526).

201012212020210 is a wasteful number, since it uses less digits than its factorization.

201012212020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76430499137.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201012212020210 its reverse (12020212210102), we get a palindrome (213032424230312).

The spelling of 201012212020210 in words is "two hundred one trillion, twelve billion, two hundred twelve million, twenty thousand, two hundred ten".