2102202 has 12 divisors (see below), whose sum is σ = 4554810. Its totient is φ = 700728.

The previous prime is 2102201. The next prime is 2102207. The reversal of 2102202 is 2022012.

It can be written as a sum of positive squares in only one way, i.e., 2099601 + 2601 = 1449^2 + 51^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2102201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58377 + ... + 58412.

2^2102202 is an apocalyptic number.

2102202 is an abundant number, since it is smaller than the sum of its proper divisors (2452608).

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

2102202 is a wasteful number, since it uses less digits than its factorization.

2102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116797 (or 116794 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 2102202 is about 1449.8972377379. The cubic root of 2102202 is about 128.1026601542.

Adding to 2102202 its reverse (2022012), we get a palindrome (4124214).

It can be divided in two parts, 2102 and 202, that added together give a square (2304 = 48²).

The spelling of 2102202 in words is "two million, one hundred two thousand, two hundred two".