102303042111103 has 4 divisors (see below), whose sum is σ = 104479702581600. Its totient is φ = 100126381640608.

The previous prime is 102303042111077. The next prime is 102303042111133. The reversal of 102303042111103 is 301111240303201.

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-102303042111103 is a prime.

It is a super-2 number, since 2×102303042111103² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102303042111133) 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, 1088330235178 + ... + 1088330235271.

It is an arithmetic number, because the mean of its divisors is an integer number (26119925645400).

Almost surely, 2^{102303042111103} is an apocalyptic number.

102303042111103 is a deficient number, since it is larger than the sum of its proper divisors (2176660470497).

102303042111103 is an equidigital number, since it uses as much as digits as its factorization.

102303042111103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176660470496.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 102303042111103 its reverse (301111240303201), we get a palindrome (403414282414304).

The spelling of 102303042111103 in words is "one hundred two trillion, three hundred three billion, forty-two million, one hundred eleven thousand, one hundred three".