1101111132 has 36 divisors (see below), whose sum is σ = 2824065608. Its totient is φ = 333669600.

The previous prime is 1101111107. The next prime is 1101111149. The reversal of 1101111132 is 2311111011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 377719 + ... + 380622.

Almost surely, 2^1101111132 is an apocalyptic number.

1101111132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101111132 is an abundant number, since it is smaller than the sum of its proper divisors (1722954476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101111132 is a wasteful number, since it uses less digits than its factorization.

1101111132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758370 (or 758357 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 12.

The square root of 1101111132 is about 33182.9946207391. The cubic root of 1101111132 is about 1032.6275740877.

Adding to 1101111132 its reverse (2311111011), we get a palindrome (3412222143).

The spelling of 1101111132 in words is "one billion, one hundred one million, one hundred eleven thousand, one hundred thirty-two".