202012120211210 has 8 divisors (see below), whose sum is σ = 363621816380196. Its totient is φ = 80804848084480.

The previous prime is 202012120211201. The next prime is 202012120211221. The reversal of 202012120211210 is 12112021210202.

It can be written as a sum of positive squares in 2 ways, for example, as 185166587253649 + 16845532957561 = 13607593^2 + 4104331^2 .

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, 10100606010551 + ... + 10100606010570.

Almost surely, 2^{202012120211210} is an apocalyptic number.

202012120211210 is a deficient number, since it is larger than the sum of its proper divisors (161609696168986).

202012120211210 is a wasteful number, since it uses less digits than its factorization.

202012120211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20201212021128.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202012120211210 its reverse (12112021210202), we get a palindrome (214124141421412).

The spelling of 202012120211210 in words is "two hundred two trillion, twelve billion, one hundred twenty million, two hundred eleven thousand, two hundred ten".