11222012022011 has 16 divisors (see below), whose sum is σ = 13068632254464. Its totient is φ = 9436302137184.

The previous prime is 11222012021959. The next prime is 11222012022037. The reversal of 11222012022011 is 11022021022211.

It is a cyclic number.

It is not a de Polignac number, because 11222012022011 - 2¹⁴ = 11222012005627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222012022041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1536530 + ... + 4980456.

It is an arithmetic number, because the mean of its divisors is an integer number (816789515904).

Almost surely, 2^{11222012022011} is an apocalyptic number.

11222012022011 is a deficient number, since it is larger than the sum of its proper divisors (1846620232453).

11222012022011 is an equidigital number, since it uses as much as digits as its factorization.

11222012022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3452770.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11222012022011 its reverse (11022021022211), we get a palindrome (22244033044222).

The spelling of 11222012022011 in words is "eleven trillion, two hundred twenty-two billion, twelve million, twenty-two thousand, eleven".