111101010200212 has 6 divisors (see below), whose sum is σ = 194426767850378. Its totient is φ = 55550505100104.

The previous prime is 111101010200203. The next prime is 111101010200287. The reversal of 111101010200212 is 212002010101111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 74501825525136 + 36599184675076 = 8631444^2 + 6049726^2 .

It is a super-2 number, since 2×111101010200212² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111101010200192 and 111101010200201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13887626275023 + ... + 13887626275030.

Almost surely, 2^{111101010200212} is an apocalyptic number.

It is an amenable number.

111101010200212 is a deficient number, since it is larger than the sum of its proper divisors (83325757650166).

111101010200212 is a wasteful number, since it uses less digits than its factorization.

111101010200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27775252550057 (or 27775252550055 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111101010200212 its reverse (212002010101111), we get a palindrome (323103020301323).

The spelling of 111101010200212 in words is "one hundred eleven trillion, one hundred one billion, ten million, two hundred thousand, two hundred twelve".