103203122111 has 4 divisors (see below), whose sum is σ = 108634865400. Its totient is φ = 97771378824.

The previous prime is 103203122027. The next prime is 103203122119. The reversal of 103203122111 is 111221302301.

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 103203122111 - 2¹⁴ = 103203105727 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 103203122111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103203122119) 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, 2715871616 + ... + 2715871653.

It is an arithmetic number, because the mean of its divisors is an integer number (27158716350).

Almost surely, 2^103203122111 is an apocalyptic number.

103203122111 is a deficient number, since it is larger than the sum of its proper divisors (5431743289).

103203122111 is an equidigital number, since it uses as much as digits as its factorization.

103203122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5431743288.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 103203122111 its reverse (111221302301), we get a palindrome (214424424412).

The spelling of 103203122111 in words is "one hundred three billion, two hundred three million, one hundred twenty-two thousand, one hundred eleven".