1100211122122 has 16 divisors (see below), whose sum is σ = 1886116055040. Its totient is φ = 471509090928.

The previous prime is 1100211122111. The next prime is 1100211122161. The reversal of 1100211122122 is 2212211120011.

It is a junction number, because it is equal to n+sod(n) for n = 1100211122096 and 1100211122105.

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, 122997 + ... + 1488472.

It is an arithmetic number, because the mean of its divisors is an integer number (117882253440).

Almost surely, 2^{1100211122122} is an apocalyptic number.

1100211122122 is a deficient number, since it is larger than the sum of its proper divisors (785904932918).

1100211122122 is a wasteful number, since it uses less digits than its factorization.

1100211122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1660245.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1100211122122 its reverse (2212211120011), we get a palindrome (3312422242133).

The spelling of 1100211122122 in words is "one trillion, one hundred billion, two hundred eleven million, one hundred twenty-two thousand, one hundred twenty-two".