201211002130330 has 32 divisors (see below), whose sum is σ = 368124548052240. Its totient is φ = 79163399416320.

The previous prime is 201211002130297. The next prime is 201211002130337. The reversal of 201211002130330 is 33031200112102.

It can be written as a sum of positive squares in 8 ways, for example, as 34130120725801 + 167080881404529 = 5842099^2 + 12925977^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201211002130298 and 201211002130307.

It is not an unprimeable number, because it can be changed into a prime (201211002130337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27423712 + ... + 33977668.

Almost surely, 2^{201211002130330} is an apocalyptic number.

201211002130330 is a deficient number, since it is larger than the sum of its proper divisors (166913545921910).

201211002130330 is a wasteful number, since it uses less digits than its factorization.

201211002130330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6604354.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201211002130330 its reverse (33031200112102), we get a palindrome (234242202242432).

The spelling of 201211002130330 in words is "two hundred one trillion, two hundred eleven billion, two million, one hundred thirty thousand, three hundred thirty".