111011121200212 has 6 divisors (see below), whose sum is σ = 194269462100378. Its totient is φ = 55505560600104.

The previous prime is 111011121200131. The next prime is 111011121200233. The reversal of 111011121200212 is 212002121110111.

It can be written as a sum of positive squares in only one way, i.e., 110992841078596 + 18280121616 = 10535314^2 + 135204^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13876390150023 + ... + 13876390150030.

Almost surely, 2^{111011121200212} is an apocalyptic number.

It is an amenable number.

111011121200212 is a deficient number, since it is larger than the sum of its proper divisors (83258340900166).

111011121200212 is a wasteful number, since it uses less digits than its factorization.

111011121200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27752780300057 (or 27752780300055 counting only the distinct ones).

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

Adding to 111011121200212 its reverse (212002121110111), we get a palindrome (323013242310323).

It can be divided in two parts, 1110111 and 21200212, that multiplied together give a palindrome (23534588543532).

The spelling of 111011121200212 in words is "one hundred eleven trillion, eleven billion, one hundred twenty-one million, two hundred thousand, two hundred twelve".