1011344434103 has 16 divisors (see below), whose sum is σ = 1025790242880. Its totient is φ = 996994296576.

The previous prime is 1011344434099. The next prime is 1011344434117. The reversal of 1011344434103 is 3014344431101.

It is a cyclic number.

It is not a de Polignac number, because 1011344434103 - 2² = 1011344434099 is a prime.

It is a super-2 number, since 2×1011344434103² (a number of 25 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 (1011344434123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32195801 + ... + 32227197.

It is an arithmetic number, because the mean of its divisors is an integer number (64111890180).

Almost surely, 2^{1011344434103} is an apocalyptic number.

1011344434103 is a deficient number, since it is larger than the sum of its proper divisors (14445808777).

1011344434103 is a wasteful number, since it uses less digits than its factorization.

1011344434103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32906.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 1011344434103 its reverse (3014344431101), we get a palindrome (4025688865204).

The spelling of 1011344434103 in words is "one trillion, eleven billion, three hundred forty-four million, four hundred thirty-four thousand, one hundred three".