1100202011 has 6 divisors (see below), whose sum is σ = 1161155412. Its totient is φ = 1042296300.

The previous prime is 1100202007. The next prime is 1100202023. The reversal of 1100202011 is 1102020011.

It is not a de Polignac number, because 1100202011 - 2² = 1100202007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1100202011.

It is not an unprimeable number, because it can be changed into a prime (1100202091) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1523465 + ... + 1524186.

It is an arithmetic number, because the mean of its divisors is an integer number (193525902).

Almost surely, 2^1100202011 is an apocalyptic number.

1100202011 is a deficient number, since it is larger than the sum of its proper divisors (60953401).

1100202011 is an equidigital number, since it uses as much as digits as its factorization.

1100202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047689 (or 3047670 counting only the distinct ones).

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

The square root of 1100202011 is about 33169.2931941578. The cubic root of 1100202011 is about 1032.3433030850.

Adding to 1100202011 its reverse (1102020011), we get a palindrome (2202222022).

The spelling of 1100202011 in words is "one billion, one hundred million, two hundred two thousand, eleven".