2101332044443 has 4 divisors (see below), whose sum is σ = 2101437399600. Its totient is φ = 2101226689288.

The previous prime is 2101332044431. The next prime is 2101332044447. The reversal of 2101332044443 is 3444402331012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2101332044443 - 2⁵ = 2101332044411 is a prime.

It is a super-2 number, since 2×2101332044443² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101332044447) 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, 52647655 + ... + 52687552.

It is an arithmetic number, because the mean of its divisors is an integer number (525359349900).

Almost surely, 2^{2101332044443} is an apocalyptic number.

2101332044443 is a deficient number, since it is larger than the sum of its proper divisors (105355157).

2101332044443 is a wasteful number, since it uses less digits than its factorization.

2101332044443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105355156.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 2101332044443 its reverse (3444402331012), we get a palindrome (5545734375455).

The spelling of 2101332044443 in words is "two trillion, one hundred one billion, three hundred thirty-two million, forty-four thousand, four hundred forty-three".