210011211010 has 16 divisors (see below), whose sum is σ = 378084915000. Its totient is φ = 83990098816.

The previous prime is 210011210963. The next prime is 210011211017. The reversal of 210011211010 is 10112110012.

It can be written as a sum of positive squares in 4 ways, for example, as 138533584401 + 71477626609 = 372201^2 + 267353^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (210011211017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1736785 + ... + 1853764.

Almost surely, 2^210011211010 is an apocalyptic number.

210011211010 is a deficient number, since it is larger than the sum of its proper divisors (168073703990).

210011211010 is a wasteful number, since it uses less digits than its factorization.

210011211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3596405.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 210011211010 its reverse (10112110012), we get a palindrome (220123321022).

The spelling of 210011211010 in words is "two hundred ten billion, eleven million, two hundred eleven thousand, ten".