111201212211002 has 16 divisors (see below), whose sum is σ = 167782940193672. Its totient is φ = 55273630420800.

The previous prime is 111201212210987. The next prime is 111201212211031. The reversal of 111201212211002 is 200112212102111.

It can be written as a sum of positive squares in 4 ways, for example, as 104710584686761 + 6490627524241 = 10232819^2 + 2547671^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12804473 + ... + 19655964.

Almost surely, 2^{111201212211002} is an apocalyptic number.

111201212211002 is a deficient number, since it is larger than the sum of its proper divisors (56581727982670).

111201212211002 is a wasteful number, since it uses less digits than its factorization.

111201212211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32470513.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111201212211002 its reverse (200112212102111), we get a palindrome (311313424313113).

The spelling of 111201212211002 in words is "one hundred eleven trillion, two hundred one billion, two hundred twelve million, two hundred eleven thousand, two".