1101244111 has 16 divisors (see below), whose sum is σ = 1214581248. Its totient is φ = 998409720.

The previous prime is 1101244097. The next prime is 1101244141. The reversal of 1101244111 is 1114421011.

It is not a de Polignac number, because 1101244111 - 2²¹ = 1099146959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101244141) 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, 615360 + ... + 617146.

It is an arithmetic number, because the mean of its divisors is an integer number (75911328).

Almost surely, 2^1101244111 is an apocalyptic number.

1101244111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101244111 is a deficient number, since it is larger than the sum of its proper divisors (113337137).

1101244111 is an equidigital number, since it uses as much as digits as its factorization.

1101244111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283 (or 2261 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

The square root of 1101244111 is about 33184.9982823564. The cubic root of 1101244111 is about 1032.6691418734.

Adding to 1101244111 its reverse (1114421011), we get a palindrome (2215665122).

Subtracting 1101244111 from its reverse (1114421011), we obtain a square (13176900 = 3630²).

The spelling of 1101244111 in words is "one billion, one hundred one million, two hundred forty-four thousand, one hundred eleven".