2211231011 has 8 divisors (see below), whose sum is σ = 2468351424. Its totient is φ = 1963460520.

The previous prime is 2211230999. The next prime is 2211231013. The reversal of 2211231011 is 1101321122.

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 2211231011 - 2¹⁸ = 2210968867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2211231013) 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, 2336981 + ... + 2337926.

It is an arithmetic number, because the mean of its divisors is an integer number (308543928).

Almost surely, 2^2211231011 is an apocalyptic number.

2211231011 is a deficient number, since it is larger than the sum of its proper divisors (257120413).

2211231011 is a wasteful number, since it uses less digits than its factorization.

2211231011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4674961.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 2211231011 is about 47023.7281699357. The cubic root of 2211231011 is about 1302.8008666857.

Adding to 2211231011 its reverse (1101321122), we get a palindrome (3312552133).

The spelling of 2211231011 in words is "two billion, two hundred eleven million, two hundred thirty-one thousand, eleven".