1022220244416 has 112 divisors (see below), whose sum is σ = 3096715005440. Its totient is φ = 291522862080.

The previous prime is 1022220244411. The next prime is 1022220244429. The reversal of 1022220244416 is 6144420222201.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022220244411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24165 + ... + 1430043.

It is an arithmetic number, because the mean of its divisors is an integer number (27649241120).

Almost surely, 2^{1022220244416} is an apocalyptic number.

1022220244416 is a gapful number since it is divisible by the number (16) 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 1022220244416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1548357502720).

1022220244416 is an abundant number, since it is smaller than the sum of its proper divisors (2074494761024).

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

1022220244416 is a wasteful number, since it uses less digits than its factorization.

1022220244416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406442 (or 1406432 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 1022220244416 its reverse (6144420222201), we get a palindrome (7166640466617).

The spelling of 1022220244416 in words is "one trillion, twenty-two billion, two hundred twenty million, two hundred forty-four thousand, four hundred sixteen".