1100112222212 has 24 divisors (see below), whose sum is σ = 1958180733600. Its totient is φ = 540635383296.

The previous prime is 1100112222199. The next prime is 1100112222221. The reversal of 1100112222212 is 2122222110011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 895763 + ... + 1732805.

It is an arithmetic number, because the mean of its divisors is an integer number (81590863900).

Almost surely, 2^{1100112222212} is an apocalyptic number.

It is an amenable number.

1100112222212 is a deficient number, since it is larger than the sum of its proper divisors (858068511388).

1100112222212 is a wasteful number, since it uses less digits than its factorization.

1100112222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842675 (or 842673 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1100112222212 its reverse (2122222110011), we get a palindrome (3222334332223).

The spelling of 1100112222212 in words is "one trillion, one hundred billion, one hundred twelve million, two hundred twenty-two thousand, two hundred twelve".