1011113200 has 60 divisors (see below), whose sum is σ = 2433413448. Its totient is φ = 403744000.

The previous prime is 1011113197. The next prime is 1011113219. The reversal of 1011113200 is 23111101.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 271350 + ... + 275050.

Almost surely, 2^1011113200 is an apocalyptic number.

1011113200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011113200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1216706724).

1011113200 is an abundant number, since it is smaller than the sum of its proper divisors (1422300248).

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

1011113200 is a wasteful number, since it uses less digits than its factorization.

1011113200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4402 (or 4391 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1011113200 is about 31798.0062268061. The cubic root of 1011113200 is about 1003.6907615212.

Adding to 1011113200 its reverse (23111101), we get a palindrome (1034224301).

The spelling of 1011113200 in words is "one billion, eleven million, one hundred thirteen thousand, two hundred".