222040030024420 has 24 divisors (see below), whose sum is σ = 466459555847544. Its totient is φ = 88782584810496.

The previous prime is 222040030024381. The next prime is 222040030024469. The reversal of 222040030024420 is 24420030040222.

It can be written as a sum of positive squares in 4 ways, for example, as 69853857211044 + 152186172813376 = 8357862^2 + 12336376^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2089145487 + ... + 2089251766.

It is an arithmetic number, because the mean of its divisors is an integer number (19435814826981).

Almost surely, 2^{222040030024420} is an apocalyptic number.

222040030024420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222040030024420 is an abundant number, since it is smaller than the sum of its proper divisors (244419525823124).

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

222040030024420 is a wasteful number, since it uses less digits than its factorization.

222040030024420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4178399919 (or 4178399917 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 222040030024420 its reverse (24420030040222), we get a palindrome (246460060064642).

The spelling of 222040030024420 in words is "two hundred twenty-two trillion, forty billion, thirty million, twenty-four thousand, four hundred twenty".