103442403444 has 48 divisors (see below), whose sum is σ = 251951132160. Its totient is φ = 32993579520.

The previous prime is 103442403443. The next prime is 103442403509. The reversal of 103442403444 is 444304244301.

It is a super-2 number, since 2×103442403444² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103442403443) 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, 1529089 + ... + 1595304.

It is an arithmetic number, because the mean of its divisors is an integer number (5248981920).

Almost surely, 2^103442403444 is an apocalyptic number.

It is an amenable number.

103442403444 is an abundant number, since it is smaller than the sum of its proper divisors (148508728716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103442403444 is a wasteful number, since it uses less digits than its factorization.

103442403444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124520 (or 3124518 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 103442403444 its reverse (444304244301), we get a palindrome (547746647745).

The spelling of 103442403444 in words is "one hundred three billion, four hundred forty-two million, four hundred three thousand, four hundred forty-four".