101411320243 has 4 divisors (see below), whose sum is σ = 107376692040. Its totient is φ = 95445948448.

The previous prime is 101411320217. The next prime is 101411320249. The reversal of 101411320243 is 342023114101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342023114101 = 195743 ⋅1747307.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101411320243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101411320249) 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, 2982685873 + ... + 2982685906.

It is an arithmetic number, because the mean of its divisors is an integer number (26844173010).

Almost surely, 2^101411320243 is an apocalyptic number.

101411320243 is a deficient number, since it is larger than the sum of its proper divisors (5965371797).

101411320243 is an equidigital number, since it uses as much as digits as its factorization.

101411320243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5965371796.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 101411320243 its reverse (342023114101), we get a palindrome (443434434344).

The spelling of 101411320243 in words is "one hundred one billion, four hundred eleven million, three hundred twenty thousand, two hundred forty-three".