1100220021211 has 2 divisors, whose sum is σ = 1100220021212. Its totient is φ = 1100220021210.

The previous prime is 1100220021181. The next prime is 1100220021269. The reversal of 1100220021211 is 1121200220011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100220021211 - 2¹¹ = 1100220019163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1100220021191 and 1100220021200.

It is not a weakly prime, because it can be changed into another prime (1100220021811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550110010605 + 550110010606.

It is an arithmetic number, because the mean of its divisors is an integer number (550110010606).

Almost surely, 2^{1100220021211} is an apocalyptic number.

1100220021211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100220021211 is an equidigital number, since it uses as much as digits as its factorization.

1100220021211 is an evil number, because the sum of its binary digits is even.

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

Adding to 1100220021211 its reverse (1121200220011), we get a palindrome (2221420241222).

The spelling of 1100220021211 in words is "one trillion, one hundred billion, two hundred twenty million, twenty-one thousand, two hundred eleven".