2112331344020 has 12 divisors (see below), whose sum is σ = 4435895822484. Its totient is φ = 844932537600.

The previous prime is 2112331343999. The next prime is 2112331344041. The reversal of 2112331344020 is 204431332112.

It is an interprime number because it is at equal distance from previous prime (2112331343999) and next prime (2112331344041).

It can be written as a sum of positive squares in 2 ways, for example, as 952630656784 + 1159700687236 = 976028^2 + 1076894^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 52808283581 + ... + 52808283620.

It is an arithmetic number, because the mean of its divisors is an integer number (369657985207).

Almost surely, 2^{2112331344020} is an apocalyptic number.

2112331344020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112331344020 is an abundant number, since it is smaller than the sum of its proper divisors (2323564478464).

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

2112331344020 is a wasteful number, since it uses less digits than its factorization.

2112331344020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105616567210 (or 105616567208 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 2112331344020 its reverse (204431332112), we get a palindrome (2316762676132).

The spelling of 2112331344020 in words is "two trillion, one hundred twelve billion, three hundred thirty-one million, three hundred forty-four thousand, twenty".