201210021010 has 8 divisors (see below), whose sum is σ = 362178037836. Its totient is φ = 80484008400.

The previous prime is 201210021007. The next prime is 201210021037. The reversal of 201210021010 is 10120012102.

It can be written as a sum of positive squares in 2 ways, for example, as 190028861929 + 11181159081 = 435923^2 + 105741^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 20121002101 = 201210021010 / (2 + 0 + 1 + 2 + 1 + 0 + 0 + 2 + 1 + 0 + 1 + 0).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10060501041 + ... + 10060501060.

Almost surely, 2^201210021010 is an apocalyptic number.

201210021010 is a deficient number, since it is larger than the sum of its proper divisors (160968016826).

201210021010 is a wasteful number, since it uses less digits than its factorization.

201210021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20121002108.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 201210021010 its reverse (10120012102), we get a palindrome (211330033112).

The spelling of 201210021010 in words is "two hundred one billion, two hundred ten million, twenty-one thousand, ten".