2101304442 has 32 divisors (see below), whose sum is σ = 4261915008. Its totient is φ = 690610176.

The previous prime is 2101304441. The next prime is 2101304453. The reversal of 2101304442 is 2444031012.

It is not an unprimeable number, because it can be changed into a prime (2101304441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136698 + ... + 151290.

It is an arithmetic number, because the mean of its divisors is an integer number (133184844).

Almost surely, 2^2101304442 is an apocalyptic number.

2101304442 is an abundant number, since it is smaller than the sum of its proper divisors (2160610566).

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

2101304442 is a wasteful number, since it uses less digits than its factorization.

2101304442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14934.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2101304442 is about 45839.9873691082. The cubic root of 2101304442 is about 1280.8442595104.

Adding to 2101304442 its reverse (2444031012), we get a palindrome (4545335454).

The spelling of 2101304442 in words is "two billion, one hundred one million, three hundred four thousand, four hundred forty-two".