111002020211212 has 12 divisors (see below), whose sum is σ = 209196115013536. Its totient is φ = 51231701635920.

The previous prime is 111002020211191. The next prime is 111002020211221. The reversal of 111002020211212 is 212112020200111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1067327117364 + ... + 1067327117467.

Almost surely, 2^{111002020211212} is an apocalyptic number.

It is an amenable number.

111002020211212 is a deficient number, since it is larger than the sum of its proper divisors (98194094802324).

111002020211212 is a wasteful number, since it uses less digits than its factorization.

111002020211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134654234848 (or 2134654234846 counting only the distinct ones).

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

Adding to 111002020211212 its reverse (212112020200111), we get a palindrome (323114040411323).

The spelling of 111002020211212 in words is "one hundred eleven trillion, two billion, twenty million, two hundred eleven thousand, two hundred twelve".