1100221010012 has 24 divisors (see below), whose sum is σ = 2052377644800. Its totient is φ = 514560389616.

The previous prime is 1100221009991. The next prime is 1100221010023. The reversal of 1100221010012 is 2100101220011.

It is a junction number, because it is equal to n+sod(n) for n = 1100221009975 and 1100221010002.

It is a congruent number.

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, 91617998 + ... + 91630005.

It is an arithmetic number, because the mean of its divisors is an integer number (85515735200).

Almost surely, 2^{1100221010012} is an apocalyptic number.

It is an amenable number.

1100221010012 is a deficient number, since it is larger than the sum of its proper divisors (952156634788).

1100221010012 is a wasteful number, since it uses less digits than its factorization.

1100221010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183248105 (or 183248103 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1100221010012 its reverse (2100101220011), we get a palindrome (3200322230023).

The spelling of 1100221010012 in words is "one trillion, one hundred billion, two hundred twenty-one million, ten thousand, twelve".