2101050 has 144 divisors (see below), whose sum is σ = 6963840. Its totient is φ = 443520.

The previous prime is 2101019. The next prime is 2101051. The reversal of 2101050 is 501012.

It is a happy number.

It is a super-2 number, since 2×2101050² = 8828822205000, which contains 22 as substring.

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

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2101051) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 72436 + ... + 72464.

It is an arithmetic number, because the mean of its divisors is an integer number (48360).

2^2101050 is an apocalyptic number.

It is a pronic number, being equal to 1449×1450.

It is a practical number, because each smaller number is the sum of distinct divisors of 2101050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3481920).

2101050 is an abundant number, since it is smaller than the sum of its proper divisors (4862790).

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

2101050 is a wasteful number, since it uses less digits than its factorization.

2101050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 9.

The square root of 2101050 is about 1449.4999137634. The cubic root of 2101050 is about 128.0792559287.

Adding to 2101050 its reverse (501012), we get a palindrome (2602062).

The spelling of 2101050 in words is "two million, one hundred one thousand, fifty".