1100020211 has 2 divisors, whose sum is σ = 1100020212. Its totient is φ = 1100020210.

The previous prime is 1100020177. The next prime is 1100020217. The reversal of 1100020211 is 1120200011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100020211 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100020217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550010105 + 550010106.

It is an arithmetic number, because the mean of its divisors is an integer number (550010106).

Almost surely, 2^1100020211 is an apocalyptic number.

1100020211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100020211 is an equidigital number, since it uses as much as digits as its factorization.

1100020211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1100020211 is about 33166.5525944437. The cubic root of 1100020211 is about 1032.2864376641.

Adding to 1100020211 its reverse (1120200011), we get a palindrome (2220220222).

The spelling of 1100020211 in words is "one billion, one hundred million, twenty thousand, two hundred eleven".