111002211212 has 12 divisors (see below), whose sum is σ = 205680567960. Its totient is φ = 52236334656.

The previous prime is 111002211211. The next prime is 111002211223. The reversal of 111002211212 is 212112200111.

It is not an unprimeable number, because it can be changed into a prime (111002211211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816192662 + ... + 816192797.

It is an arithmetic number, because the mean of its divisors is an integer number (17140047330).

Almost surely, 2^111002211212 is an apocalyptic number.

It is an amenable number.

111002211212 is a deficient number, since it is larger than the sum of its proper divisors (94678356748).

111002211212 is a wasteful number, since it uses less digits than its factorization.

111002211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632385480 (or 1632385478 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111002211212 its reverse (212112200111), we get a palindrome (323114411323).

The spelling of 111002211212 in words is "one hundred eleven billion, two million, two hundred eleven thousand, two hundred twelve".