2222200200420 has 72 divisors (see below), whose sum is σ = 6741665601216. Its totient is φ = 592499541312.

The previous prime is 2222200200383. The next prime is 2222200200421. The reversal of 2222200200420 is 240020022222.

It is a happy number.

2222200200420 is a `hidden beast` number, since 2 + 2 + 2 + 220 + 0 + 20 + 0 + 420 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 2222200200393 and 2222200200402.

It is not an unprimeable number, because it can be changed into a prime (2222200200421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 323439 + ... + 2132841.

Almost surely, 2^{2222200200420} is an apocalyptic number.

2222200200420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222200200420 is an abundant number, since it is smaller than the sum of its proper divisors (4519465400796).

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

2222200200420 is a wasteful number, since it uses less digits than its factorization.

2222200200420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816241 (or 1816236 counting only the distinct ones).

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

Adding to 2222200200420 its reverse (240020022222), we get a palindrome (2462220222642).

The spelling of 2222200200420 in words is "two trillion, two hundred twenty-two billion, two hundred million, two hundred thousand, four hundred twenty".