2043344411020 has 48 divisors (see below), whose sum is σ = 4956476077728. Its totient is φ = 699326428160.

The previous prime is 2043344410999. The next prime is 2043344411023. The reversal of 2043344411020 is 201144433402.

It is a self number, because there is not a number n which added to its sum of digits gives 2043344411020.

It is not an unprimeable number, because it can be changed into a prime (2043344411023) 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, 273170647 + ... + 273178126.

It is an arithmetic number, because the mean of its divisors is an integer number (103259918286).

Almost surely, 2^{2043344411020} is an apocalyptic number.

2043344411020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2043344411020 is an abundant number, since it is smaller than the sum of its proper divisors (2913131666708).

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

2043344411020 is a wasteful number, since it uses less digits than its factorization.

2043344411020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546348810 (or 546348808 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2043344411020 its reverse (201144433402), we get a palindrome (2244488844422).

The spelling of 2043344411020 in words is "two trillion, forty-three billion, three hundred forty-four million, four hundred eleven thousand, twenty".