22220030141440 has 176 divisors, whose sum is σ = 53821599510528. Its totient is φ = 8801515864064.

The previous prime is 22220030141423. The next prime is 22220030141459. The reversal of 22220030141440 is 4414103002222.

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, 672848769 + ... + 672881791.

Almost surely, 2^{22220030141440} is an apocalyptic number.

22220030141440 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 22220030141440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26910799755264).

22220030141440 is an abundant number, since it is smaller than the sum of its proper divisors (31601569369088).

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

22220030141440 is a wasteful number, since it uses less digits than its factorization.

22220030141440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34324 (or 34306 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 22220030141440 its reverse (4414103002222), we get a palindrome (26634133143662).

The spelling of 22220030141440 in words is "twenty-two trillion, two hundred twenty billion, thirty million, one hundred forty-one thousand, four hundred forty".