1100111010212 has 6 divisors (see below), whose sum is σ = 1925194267878. Its totient is φ = 550055505104.

The previous prime is 1100111010211. The next prime is 1100111010221. The reversal of 1100111010212 is 2120101110011.

It can be written as a sum of positive squares in only one way, i.e., 672258967396 + 427852042816 = 819914^2 + 654104^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1100111010193 and 1100111010202.

It is not an unprimeable number, because it can be changed into a prime (1100111010211) 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 as a sum of consecutive naturals, namely, 137513876273 + ... + 137513876280.

It is an arithmetic number, because the mean of its divisors is an integer number (320865711313).

Almost surely, 2^{1100111010212} is an apocalyptic number.

It is an amenable number.

1100111010212 is a deficient number, since it is larger than the sum of its proper divisors (825083257666).

1100111010212 is a wasteful number, since it uses less digits than its factorization.

1100111010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275027752557 (or 275027752555 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1100111010212 its reverse (2120101110011), we get a palindrome (3220212120223).

The spelling of 1100111010212 in words is "one trillion, one hundred billion, one hundred eleven million, ten thousand, two hundred twelve".