2101322104 has 32 divisors (see below), whose sum is σ = 4648089600. Its totient is φ = 871515360.

The previous prime is 2101322101. The next prime is 2101322141. The reversal of 2101322104 is 4012231012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101322101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603484 + ... + 606955.

It is an arithmetic number, because the mean of its divisors is an integer number (145252800).

Almost surely, 2^2101322104 is an apocalyptic number.

It is an amenable number.

2101322104 is an abundant number, since it is smaller than the sum of its proper divisors (2546767496).

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

2101322104 is a wasteful number, since it uses less digits than its factorization.

2101322104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210483 (or 1210479 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2101322104 is about 45840.1800170985. The cubic root of 2101322104 is about 1280.8478481080.

Adding to 2101322104 its reverse (4012231012), we get a palindrome (6113553116).

The spelling of 2101322104 in words is "two billion, one hundred one million, three hundred twenty-two thousand, one hundred four".