1101113100 has 54 divisors (see below), whose sum is σ = 3451380660. Its totient is φ = 293629920.

The previous prime is 1101113089. The next prime is 1101113119. The reversal of 1101113100 is 13111011.

It is a super-2 number, since 2×1101113100² = 2424900117983220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 610830 + ... + 612629.

Almost surely, 2^1101113100 is an apocalyptic number.

1101113100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101113100 is an abundant number, since it is smaller than the sum of its proper divisors (2350267560).

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

1101113100 is a wasteful number, since it uses less digits than its factorization.

1101113100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223479 (or 1223469 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 9.

The square root of 1101113100 is about 33183.0242744690. The cubic root of 1101113100 is about 1032.6281892875.

Adding to 1101113100 its reverse (13111011), we get a palindrome (1114224111).

The spelling of 1101113100 in words is "one billion, one hundred one million, one hundred thirteen thousand, one hundred".