2222420420404 has 36 divisors (see below), whose sum is σ = 3945940420716. Its totient is φ = 1095238384128.

The previous prime is 2222420420399. The next prime is 2222420420417. The reversal of 2222420420404 is 4040240242222.

It can be written as a sum of positive squares in 6 ways, for example, as 90820900 + 2222329599504 = 9530^2 + 1490748^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31789872 + ... + 31859704.

It is an arithmetic number, because the mean of its divisors is an integer number (109609456131).

Almost surely, 2^{2222420420404} is an apocalyptic number.

It is an amenable number.

2222420420404 is a deficient number, since it is larger than the sum of its proper divisors (1723520000312).

2222420420404 is a wasteful number, since it uses less digits than its factorization.

2222420420404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71476 (or 71401 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 2222420420404 its reverse (4040240242222), we get a palindrome (6262660662626).

The spelling of 2222420420404 in words is "two trillion, two hundred twenty-two billion, four hundred twenty million, four hundred twenty thousand, four hundred four".