1100012211 has 8 divisors (see below), whose sum is σ = 1629647760. Its totient is φ = 733341456.

The previous prime is 1100012203. The next prime is 1100012213. The reversal of 1100012211 is 1122100011.

It is a happy number.

It is not a de Polignac number, because 1100012211 - 2³ = 1100012203 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1100012193 and 1100012202.

It is not an unprimeable number, because it can be changed into a prime (1100012213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20370570 + ... + 20370623.

It is an arithmetic number, because the mean of its divisors is an integer number (203705970).

Almost surely, 2^1100012211 is an apocalyptic number.

1100012211 is a deficient number, since it is larger than the sum of its proper divisors (529635549).

1100012211 is an equidigital number, since it uses as much as digits as its factorization.

1100012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40741202 (or 40741196 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1100012211 is about 33166.4319907945. The cubic root of 1100012211 is about 1032.2839351915.

Adding to 1100012211 its reverse (1122100011), we get a palindrome (2222112222).

The spelling of 1100012211 in words is "one billion, one hundred million, twelve thousand, two hundred eleven".