2101303231443 has 48 divisors (see below), whose sum is σ = 3390862806240. Its totient is φ = 1292687714304.

The previous prime is 2101303231439. The next prime is 2101303231457. The reversal of 2101303231443 is 3441323031012.

It is a happy number.

2101303231443 is a `hidden beast` number, since 2 + 1 + 0 + 1 + 303 + 2 + 314 + 43 = 666.

It is not a de Polignac number, because 2101303231443 - 2² = 2101303231439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2101303231943) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9714355 + ... + 9928307.

It is an arithmetic number, because the mean of its divisors is an integer number (70642975130).

Almost surely, 2^{2101303231443} is an apocalyptic number.

2101303231443 is a deficient number, since it is larger than the sum of its proper divisors (1289559574797).

2101303231443 is a wasteful number, since it uses less digits than its factorization.

2101303231443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217090 (or 217078 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 2101303231443 its reverse (3441323031012), we get a palindrome (5542626262455).

The spelling of 2101303231443 in words is "two trillion, one hundred one billion, three hundred three million, two hundred thirty-one thousand, four hundred forty-three".