2141100 has 144 divisors (see below), whose sum is σ = 7534240. Its totient is φ = 518400.

The previous prime is 2141071. The next prime is 2141123. The reversal of 2141100 is 11412.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35070 + ... + 35130.

2^2141100 is an apocalyptic number.

2141100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

2141100 is the 732-nd decagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2141100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3767120).

2141100 is an abundant number, since it is smaller than the sum of its proper divisors (5393140).

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

2141100 is a wasteful number, since it uses less digits than its factorization.

2141100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97 (or 84 counting only the distinct ones).

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

The square root of 2141100 is about 1463.2498077909. The cubic root of 2141100 is about 128.8879502948.

Adding to 2141100 its reverse (11412), we get a palindrome (2152512).

The spelling of 2141100 in words is "two million, one hundred forty-one thousand, one hundred".