2221330224042 has 12 divisors (see below), whose sum is σ = 4812882152130. Its totient is φ = 740443408008.

The previous prime is 2221330224031. The next prime is 2221330224053. The reversal of 2221330224042 is 2404220331222.

2221330224042 is a `hidden beast` number, since 2 + 221 + 3 + 30 + 2 + 2 + 404 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (2221330224031) and next prime (2221330224053).

It can be written as a sum of positive squares in only one way, i.e., 2133933718401 + 87396505641 = 1460799^2 + 295629^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2221330223997 and 2221330224015.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61703617317 + ... + 61703617352.

Almost surely, 2^{2221330224042} is an apocalyptic number.

2221330224042 is an abundant number, since it is smaller than the sum of its proper divisors (2591551928088).

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

2221330224042 is a wasteful number, since it uses less digits than its factorization.

2221330224042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123407234677 (or 123407234674 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 2221330224042 its reverse (2404220331222), we get a palindrome (4625550555264).

The spelling of 2221330224042 in words is "two trillion, two hundred twenty-one billion, three hundred thirty million, two hundred twenty-four thousand, forty-two".