2101401343 has 4 divisors (see below), whose sum is σ = 2128001440. Its totient is φ = 2074801248.

The previous prime is 2101401329. The next prime is 2101401359. The reversal of 2101401343 is 3431041012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101401343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2101401343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101401143) 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, 13299930 + ... + 13300087.

It is an arithmetic number, because the mean of its divisors is an integer number (532000360).

Almost surely, 2^2101401343 is an apocalyptic number.

2101401343 is a deficient number, since it is larger than the sum of its proper divisors (26600097).

2101401343 is an equidigital number, since it uses as much as digits as its factorization.

2101401343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26600096.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2101401343 is about 45841.0443052948. The cubic root of 2101401343 is about 1280.8639477858.

Adding to 2101401343 its reverse (3431041012), we get a palindrome (5532442355).

The spelling of 2101401343 in words is "two billion, one hundred one million, four hundred one thousand, three hundred forty-three".