102544240403 has 16 divisors (see below), whose sum is σ = 114267732480. Its totient is φ = 91221698400.

The previous prime is 102544240399. The next prime is 102544240423. The reversal of 102544240403 is 304042445201.

It is not a de Polignac number, because 102544240403 - 2² = 102544240399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102544240423) 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, 3387308 + ... + 3417446.

It is an arithmetic number, because the mean of its divisors is an integer number (7141733280).

Almost surely, 2^102544240403 is an apocalyptic number.

102544240403 is a deficient number, since it is larger than the sum of its proper divisors (11723492077).

102544240403 is a wasteful number, since it uses less digits than its factorization.

102544240403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36778.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 102544240403 its reverse (304042445201), we get a palindrome (406586685604).

The spelling of 102544240403 in words is "one hundred two billion, five hundred forty-four million, two hundred forty thousand, four hundred three".