2442221222000 has 160 divisors (see below), whose sum is σ = 6843961672704. Its totient is φ = 825539232000.

The previous prime is 2442221221981. The next prime is 2442221222003. The reversal of 2442221222000 is 2221222442.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442221222003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 234482 + ... + 2222481.

Almost surely, 2^{2442221222000} is an apocalyptic number.

2442221222000 is a gapful number since it is divisible by the number (20) 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 2442221222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3421980836352).

2442221222000 is an abundant number, since it is smaller than the sum of its proper divisors (4401740450704).

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

2442221222000 is a wasteful number, since it uses less digits than its factorization.

2442221222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2457064 (or 2457048 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 2442221222000 its reverse (2221222442), we get a palindrome (2444442444442).

The spelling of 2442221222000 in words is "two trillion, four hundred forty-two billion, two hundred twenty-one million, two hundred twenty-two thousand".