2222240020420 has 24 divisors (see below), whose sum is σ = 5333376049344. Its totient is φ = 761910864096.

The previous prime is 2222240020411. The next prime is 2222240020423. The reversal of 2222240020420 is 240200422222.

It is a junction number, because it is equal to n+sod(n) for n = 2222240020391 and 2222240020400.

It is not an unprimeable number, because it can be changed into a prime (2222240020423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7936571362 + ... + 7936571641.

It is an arithmetic number, because the mean of its divisors is an integer number (222224002056).

Almost surely, 2^{2222240020420} is an apocalyptic number.

2222240020420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222240020420 is an abundant number, since it is smaller than the sum of its proper divisors (3111136028924).

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

2222240020420 is a wasteful number, since it uses less digits than its factorization.

2222240020420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15873143019 (or 15873143017 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 2222240020420 its reverse (240200422222), we get a palindrome (2462440442642).

The spelling of 2222240020420 in words is "two trillion, two hundred twenty-two billion, two hundred forty million, twenty thousand, four hundred twenty".