102042441000040 has 64 divisors (see below), whose sum is σ = 235624978143360. Its totient is φ = 39758060632320.

The previous prime is 102042441000029. The next prime is 102042441000061. The reversal of 102042441000040 is 40000144240201.

It is a junction number, because it is equal to n+sod(n) for n = 102042440999975 and 102042441000020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202761654 + ... + 203264293.

It is an arithmetic number, because the mean of its divisors is an integer number (3681640283490).

Almost surely, 2^{102042441000040} is an apocalyptic number.

102042441000040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102042441000040 is an abundant number, since it is smaller than the sum of its proper divisors (133582537143320).

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

102042441000040 is a wasteful number, since it uses less digits than its factorization.

102042441000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406026122 (or 406026118 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 102042441000040 its reverse (40000144240201), we get a palindrome (142042585240241).

The spelling of 102042441000040 in words is "one hundred two trillion, forty-two billion, four hundred forty-one million, forty", and thus it is an aban number.