2211011011 has 8 divisors (see below), whose sum is σ = 2495185200. Its totient is φ = 1940699040.

The previous prime is 2211011003. The next prime is 2211011027. The reversal of 2211011011 is 1101101122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2211011011 - 2³ = 2211011003 is a prime.

It is a Duffinian number.

2211011011 is a modest number, since divided by 11011 gives 2211 as remainder.

It is not an unprimeable number, because it can be changed into a prime (2211011311) 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, 3465216 + ... + 3465853.

It is an arithmetic number, because the mean of its divisors is an integer number (311898150).

Almost surely, 2^2211011011 is an apocalyptic number.

2211011011 is a deficient number, since it is larger than the sum of its proper divisors (284174189).

2211011011 is a wasteful number, since it uses less digits than its factorization.

2211011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6931109.

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 2211011011 is about 47021.3888671953. The cubic root of 2211011011 is about 1302.7576591246.

Adding to 2211011011 its reverse (1101101122), we get a palindrome (3312112133).

It can be divided in two parts, 22 and 11011011, that multiplied together give a palindrome (242242242).

The spelling of 2211011011 in words is "two billion, two hundred eleven million, eleven thousand, eleven".