22321201204 has 6 divisors (see below), whose sum is σ = 39062102114. Its totient is φ = 11160600600.

The previous prime is 22321201193. The next prime is 22321201213. The reversal of 22321201204 is 40210212322.

It can be written as a sum of positive squares in only one way, i.e., 22209940900 + 111260304 = 149030^2 + 10548^2 .

It is a super-3 number, since 3×22321201204³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2790150147 + ... + 2790150154.

Almost surely, 2^22321201204 is an apocalyptic number.

It is an amenable number.

22321201204 is a deficient number, since it is larger than the sum of its proper divisors (16740900910).

22321201204 is a wasteful number, since it uses less digits than its factorization.

22321201204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5580300305 (or 5580300303 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22321201204 its reverse (40210212322), we get a palindrome (62531413526).

The spelling of 22321201204 in words is "twenty-two billion, three hundred twenty-one million, two hundred one thousand, two hundred four".