Adding to 140122123400000 its reverse (4321221041), we get a palindrome (140126444621041).
It is a congruent number.
It is an unprimeable number.
Almost surely, 2140122123400000 is an apocalyptic number.
140122123400000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140122123400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209262762576000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140122123400000 is an equidigital number, since it uses as much as digits as its factorization.
140122123400000 is an evil number, because the sum of its binary digits is even.
The spelling of 140122123400000 in words is "one hundred forty trillion, one hundred twenty-two billion, one hundred twenty-three million, four hundred thousand".