Adding to 3122122542000 its reverse (2452212213), we get a palindrome (3124574754213).
It is an unprimeable number.
Almost surely, 23122122542000 is an apocalyptic number.
3122122542000 is a gapful number since it is divisible by the number (30) 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 3122122542000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6529296384000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3122122542000 is a wasteful number, since it uses less digits than its factorization.
3122122542000 is an evil number, because the sum of its binary digits is even.
The spelling of 3122122542000 in words is "three trillion, one hundred twenty-two billion, one hundred twenty-two million, five hundred forty-two thousand".