22204002421231 has 4 divisors (see below), whose sum is σ = 22423844029464. Its totient is φ = 21984160813000.

The previous prime is 22204002421171. The next prime is 22204002421247. The reversal of 22204002421231 is 13212420040222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22204002421231 - 2¹³ = 22204002413039 is a prime.

It is a super-2 number, since 2×22204002421231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22204002421196 and 22204002421205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22204002421261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109920803965 + ... + 109920804166.

It is an arithmetic number, because the mean of its divisors is an integer number (5605961007366).

Almost surely, 2^{22204002421231} is an apocalyptic number.

22204002421231 is a deficient number, since it is larger than the sum of its proper divisors (219841608233).

22204002421231 is a wasteful number, since it uses less digits than its factorization.

22204002421231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219841608232.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 22204002421231 its reverse (13212420040222), we get a palindrome (35416422461453).

The spelling of 22204002421231 in words is "twenty-two trillion, two hundred four billion, two million, four hundred twenty-one thousand, two hundred thirty-one".