1088221101 has 16 divisors (see below), whose sum is σ = 1585044480. Its totient is φ = 658620720.

The previous prime is 1088221093. The next prime is 1088221109. The reversal of 1088221101 is 1011228801.

It is an interprime number because it is at equal distance from previous prime (1088221093) and next prime (1088221109).

It is not a de Polignac number, because 1088221101 - 2³ = 1088221093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1088221109) 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, 2076 + ... + 46698.

It is an arithmetic number, because the mean of its divisors is an integer number (99065280).

Almost surely, 2^1088221101 is an apocalyptic number.

1088221101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1088221101 is a deficient number, since it is larger than the sum of its proper divisors (496823379).

1088221101 is a wasteful number, since it uses less digits than its factorization.

1088221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45376.

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

The square root of 1088221101 is about 32988.1963890116. The cubic root of 1088221101 is about 1028.5823022467.

Adding to 1088221101 its reverse (1011228801), we get a palindrome (2099449902).

The spelling of 1088221101 in words is "one billion, eighty-eight million, two hundred twenty-one thousand, one hundred one".