1100211021122 has 4 divisors (see below), whose sum is σ = 1650316531686. Its totient is φ = 550105510560.

The previous prime is 1100211021073. The next prime is 1100211021223. The reversal of 1100211021122 is 2211201120011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 950626950001 + 149584071121 = 975001^2 + 386761^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1100211021097 and 1100211021106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275052755279 + ... + 275052755282.

Almost surely, 2^{1100211021122} is an apocalyptic number.

1100211021122 is a deficient number, since it is larger than the sum of its proper divisors (550105510564).

1100211021122 is an equidigital number, since it uses as much as digits as its factorization.

1100211021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550105510563.

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

Adding to 1100211021122 its reverse (2211201120011), we get a palindrome (3311412141133).

The spelling of 1100211021122 in words is "one trillion, one hundred billion, two hundred eleven million, twenty-one thousand, one hundred twenty-two".