1100012211212 has 12 divisors (see below), whose sum is σ = 1944080987856. Its totient is φ = 544560500400.

The previous prime is 1100012211197. The next prime is 1100012211229. The reversal of 1100012211212 is 2121122100011.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1361400848 + ... + 1361401655.

It is an arithmetic number, because the mean of its divisors is an integer number (162006748988).

Almost surely, 2^{1100012211212} is an apocalyptic number.

It is an amenable number.

1100012211212 is a deficient number, since it is larger than the sum of its proper divisors (844068776644).

1100012211212 is a wasteful number, since it uses less digits than its factorization.

1100012211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2722802608 (or 2722802606 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1100012211212 its reverse (2121122100011), we get a palindrome (3221134311223).

The spelling of 1100012211212 in words is "one trillion, one hundred billion, twelve million, two hundred eleven thousand, two hundred twelve".