1100112001222 has 32 divisors (see below), whose sum is σ = 1801597825440. Its totient is φ = 500746924800.

The previous prime is 1100112001201. The next prime is 1100112001249. The reversal of 1100112001222 is 2221002110011.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42978804 + ... + 43004392.

It is an arithmetic number, because the mean of its divisors is an integer number (56299932045).

Almost surely, 2^{1100112001222} is an apocalyptic number.

1100112001222 is a deficient number, since it is larger than the sum of its proper divisors (701485824218).

1100112001222 is a wasteful number, since it uses less digits than its factorization.

1100112001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48328.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1100112001222 its reverse (2221002110011), we get a palindrome (3321114111233).

The spelling of 1100112001222 in words is "one trillion, one hundred billion, one hundred twelve million, one thousand, two hundred twenty-two".