210211120330 has 16 divisors (see below), whose sum is σ = 378410347080. Its totient is φ = 84077708032.

The previous prime is 210211120307. The next prime is 210211120331. The reversal of 210211120330 is 33021112012.

It can be written as a sum of positive squares in 4 ways, for example, as 200348445609 + 9862674721 = 447603^2 + 99311^2 .

It is a super-2 number, since 2×210211120330² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210211120331) 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, 710539 + ... + 961918.

Almost surely, 2^210211120330 is an apocalyptic number.

210211120330 is a deficient number, since it is larger than the sum of its proper divisors (168199226750).

210211120330 is a wasteful number, since it uses less digits than its factorization.

210211120330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685033.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 210211120330 its reverse (33021112012), we get a palindrome (243232232342).

The spelling of 210211120330 in words is "two hundred ten billion, two hundred eleven million, one hundred twenty thousand, three hundred thirty".