11221144112211 has 32 divisors (see below), whose sum is σ = 16666017331968. Its totient is φ = 6658572925440.

The previous prime is 11221144112207. The next prime is 11221144112239.

11221144112211 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 11221144112211 - 2² = 11221144112207 is a prime.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11221144112251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16670001 + ... + 17330066.

It is an arithmetic number, because the mean of its divisors is an integer number (520813041624).

Almost surely, 2^{11221144112211} is an apocalyptic number.

11221144112211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11221144112211 is a deficient number, since it is larger than the sum of its proper divisors (5444873219757).

11221144112211 is a wasteful number, since it uses less digits than its factorization.

11221144112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34000291.

The product of its digits is 256, while the sum is 24.

It can be divided in two parts, 1122114 and 4112211, that added together give a palindrome (5234325).

The spelling of 11221144112211 in words is "eleven trillion, two hundred twenty-one billion, one hundred forty-four million, one hundred twelve thousand, two hundred eleven".