111022002202212 has 144 divisors (see below), whose sum is σ = 288597135939840. Its totient is φ = 35975433222144.

The previous prime is 111022002202183. The next prime is 111022002202339. The reversal of 111022002202212 is 212202200220111.

It is a happy number.

111022002202212 is a `hidden beast` number, since 1 + 1 + 1 + 0 + 220 + 0 + 220 + 221 + 2 = 666.

It is a super-3 number, since 3×111022002202212³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68360628 + ... + 69965844.

It is an arithmetic number, because the mean of its divisors is an integer number (2004146777360).

Almost surely, 2^{111022002202212} is an apocalyptic number.

111022002202212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111022002202212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144298567969920).

111022002202212 is an abundant number, since it is smaller than the sum of its proper divisors (177575133737628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111022002202212 is a wasteful number, since it uses less digits than its factorization.

111022002202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605682 (or 1605677 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 111022002202212 its reverse (212202200220111), we get a palindrome (323224202422323).

The spelling of 111022002202212 in words is "one hundred eleven trillion, twenty-two billion, two million, two hundred two thousand, two hundred twelve".