1100212012111 has 8 divisors (see below), whose sum is σ = 1104831868448. Its totient is φ = 1095592608000.

The previous prime is 1100212012103. The next prime is 1100212012121. The reversal of 1100212012111 is 1112102120011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1100212012111 - 2³ = 1100212012103 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100212012091 and 1100212012100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100212012121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5306566 + ... + 5509996.

It is an arithmetic number, because the mean of its divisors is an integer number (138103983556).

Almost surely, 2^{1100212012111} is an apocalyptic number.

1100212012111 is a deficient number, since it is larger than the sum of its proper divisors (4619856337).

1100212012111 is a wasteful number, since it uses less digits than its factorization.

1100212012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226113.

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

Adding to 1100212012111 its reverse (1112102120011), we get a palindrome (2212314132122).

The spelling of 1100212012111 in words is "one trillion, one hundred billion, two hundred twelve million, twelve thousand, one hundred eleven".