2102331444020 has 12 divisors (see below), whose sum is σ = 4414896032484. Its totient is φ = 840932577600.

The previous prime is 2102331443987. The next prime is 2102331444023. The reversal of 2102331444020 is 204441332012.

It can be written as a sum of positive squares in 2 ways, for example, as 1497461269264 + 604870174756 = 1223708^2 + 777734^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102331444023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52558286081 + ... + 52558286120.

It is an arithmetic number, because the mean of its divisors is an integer number (367908002707).

Almost surely, 2^{2102331444020} is an apocalyptic number.

2102331444020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102331444020 is an abundant number, since it is smaller than the sum of its proper divisors (2312564588464).

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

2102331444020 is a wasteful number, since it uses less digits than its factorization.

2102331444020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105116572210 (or 105116572208 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 2102331444020 its reverse (204441332012), we get a palindrome (2306772776032).

The spelling of 2102331444020 in words is "two trillion, one hundred two billion, three hundred thirty-one million, four hundred forty-four thousand, twenty".