2111040000 has 300 divisors, whose sum is σ = 7623704946. Its totient is φ = 562176000.

The previous prime is 2111039977. The next prime is 2111040017. The reversal of 2111040000 is 401112.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 363131136 + 1747908864 = 19056^2 + 41808^2 .

It is a tau number, because it is divible by the number of its divisors (300).

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 29 ways as a sum of consecutive naturals, for example, 2879634 + ... + 2880366.

Almost surely, 2^2111040000 is an apocalyptic number.

2111040000 is a gapful number since it is divisible by the number (20) 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 2111040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3811852473).

2111040000 is an abundant number, since it is smaller than the sum of its proper divisors (5512664946).

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

2111040000 is an frugal number, since it uses more digits than its factorization.

2111040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 2111040000 is about 45946.0553257840. The cubic root of 2111040000 is about 1282.8193065169.

Adding to 2111040000 its reverse (401112), we get a palindrome (2111441112).

The spelling of 2111040000 in words is "two billion, one hundred eleven million, forty thousand".