102234431445240 has 64 divisors (see below), whose sum is σ = 306761461092000. Its totient is φ = 27257344673792.

The previous prime is 102234431445239. The next prime is 102234431445253. The reversal of 102234431445240 is 42544134432201.

It is a congruent number.

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, 80151765 + ... + 81417284.

Almost surely, 2^{102234431445240} is an apocalyptic number.

102234431445240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102234431445240 is an abundant number, since it is smaller than the sum of its proper divisors (204527029646760).

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

102234431445240 is a wasteful number, since it uses less digits than its factorization.

102234431445240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161574336 (or 161574332 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 39.

Adding to 102234431445240 its reverse (42544134432201), we get a palindrome (144778565877441).

The spelling of 102234431445240 in words is "one hundred two trillion, two hundred thirty-four billion, four hundred thirty-one million, four hundred forty-five thousand, two hundred forty".