2002220020440 has 96 divisors (see below), whose sum is σ = 6531957637920. Its totient is φ = 531895179264.

The previous prime is 2002220020433. The next prime is 2002220020523. The reversal of 2002220020440 is 440200222002.

2002220020440 is a `hidden beast` number, since 2 + 0 + 0 + 2 + 2 + 200 + 20 + 440 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10478937 + ... + 10668296.

It is an arithmetic number, because the mean of its divisors is an integer number (68041225395).

Almost surely, 2^{2002220020440} is an apocalyptic number.

2002220020440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002220020440 is an abundant number, since it is smaller than the sum of its proper divisors (4529737617480).

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

2002220020440 is a wasteful number, since it uses less digits than its factorization.

2002220020440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21147513 (or 21147506 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 2002220020440 its reverse (440200222002), we get a palindrome (2442420242442).

The spelling of 2002220020440 in words is "two trillion, two billion, two hundred twenty million, twenty thousand, four hundred forty".