222022224004 has 18 divisors (see below), whose sum is σ = 451973813550. Its totient is φ = 95152381632.

The previous prime is 222022223999. The next prime is 222022224043. The reversal of 222022224004 is 400422220222.

It can be written as a sum of positive squares in only one way, i.e., 219396686404 + 2625537600 = 468398^2 + 51240^2 .

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, 566383029 + ... + 566383420.

Almost surely, 2^222022224004 is an apocalyptic number.

It is an amenable number.

222022224004 is an abundant number, since it is smaller than the sum of its proper divisors (229951589546).

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

222022224004 is a wasteful number, since it uses less digits than its factorization.

222022224004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132766467 (or 1132766458 counting only the distinct ones).

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

Adding to 222022224004 its reverse (400422220222), we get a palindrome (622444444226).

The spelling of 222022224004 in words is "two hundred twenty-two billion, twenty-two million, two hundred twenty-four thousand, four".