2102200002 has 48 divisors (see below), whose sum is σ = 5231932992. Its totient is φ = 597572640.

The previous prime is 2102199997. The next prime is 2102200007. The reversal of 2102200002 is 2000022012.

It is an interprime number because it is at equal distance from previous prime (2102199997) and next prime (2102200007).

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 (2102200007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17524 + ... + 67167.

It is an arithmetic number, because the mean of its divisors is an integer number (108998604).

Almost surely, 2^2102200002 is an apocalyptic number.

2102200002 is an abundant number, since it is smaller than the sum of its proper divisors (3129732990).

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

2102200002 is a wasteful number, since it uses less digits than its factorization.

2102200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84903 (or 84900 counting only the distinct ones).

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

The square root of 2102200002 is about 45849.7546558321. The cubic root of 2102200002 is about 1281.0261956993.

Adding to 2102200002 its reverse (2000022012), we get a palindrome (4102222014).

The spelling of 2102200002 in words is "two billion, one hundred two million, two hundred thousand, two".