2102321022 has 8 divisors (see below), whose sum is σ = 4204642056. Its totient is φ = 700773672.

The previous prime is 2102320991. The next prime is 2102321051. The reversal of 2102321022 is 2201232012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

2102321022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2102320992 and 2102321010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175193413 + ... + 175193424.

It is an arithmetic number, because the mean of its divisors is an integer number (525580257).

Almost surely, 2^2102321022 is an apocalyptic number.

2102321022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2102321022 is a wasteful number, since it uses less digits than its factorization.

2102321022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350386842.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2102321022 is about 45851.0743821778. The cubic root of 2102321022 is about 1281.0507773781.

Adding to 2102321022 its reverse (2201232012), we get a palindrome (4303553034).

It can be divided in two parts, 210 and 2321022, that added together give a palindrome (2321232).

The spelling of 2102321022 in words is "two billion, one hundred two million, three hundred twenty-one thousand, twenty-two".