103111443263 has 4 divisors (see below), whose sum is σ = 105509383848. Its totient is φ = 100713502680.

The previous prime is 103111443251. The next prime is 103111443293. The reversal of 103111443263 is 362344111301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362344111301 = 2423 ⋅149543587.

It is a cyclic number.

It is not a de Polignac number, because 103111443263 - 2⁴ = 103111443247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103111443293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1198970228 + ... + 1198970313.

It is an arithmetic number, because the mean of its divisors is an integer number (26377345962).

Almost surely, 2^103111443263 is an apocalyptic number.

103111443263 is a deficient number, since it is larger than the sum of its proper divisors (2397940585).

103111443263 is an equidigital number, since it uses as much as digits as its factorization.

103111443263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397940584.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 103111443263 its reverse (362344111301), we get a palindrome (465455554564).

The spelling of 103111443263 in words is "one hundred three billion, one hundred eleven million, four hundred forty-three thousand, two hundred sixty-three".