201211122011002 has 4 divisors (see below), whose sum is σ = 301816683016506. Its totient is φ = 100605561005500.

The previous prime is 201211122010963. The next prime is 201211122011069. The reversal of 201211122011002 is 200110221112102.

201211122011002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 199087838802801 + 2123283208201 = 14109849^2 + 1457149^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50302780502749 + ... + 50302780502752.

Almost surely, 2^{201211122011002} is an apocalyptic number.

201211122011002 is a deficient number, since it is larger than the sum of its proper divisors (100605561005504).

201211122011002 is a wasteful number, since it uses less digits than its factorization.

201211122011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100605561005503.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201211122011002 its reverse (200110221112102), we get a palindrome (401321343123104).

The spelling of 201211122011002 in words is "two hundred one trillion, two hundred eleven billion, one hundred twenty-two million, eleven thousand, two".