22131311024204 has 12 divisors (see below), whose sum is σ = 38769435849144. Its totient is φ = 11054329353024.

The previous prime is 22131311024189. The next prime is 22131311024279. The reversal of 22131311024204 is 40242011313122.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2831535374 + ... + 2831543189.

It is an arithmetic number, because the mean of its divisors is an integer number (3230786320762).

Almost surely, 2^{22131311024204} is an apocalyptic number.

It is an amenable number.

22131311024204 is a deficient number, since it is larger than the sum of its proper divisors (16638124824940).

22131311024204 is a wasteful number, since it uses less digits than its factorization.

22131311024204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5663079544 (or 5663079542 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 22131311024204 its reverse (40242011313122), we get a palindrome (62373322337326).

The spelling of 22131311024204 in words is "twenty-two trillion, one hundred thirty-one billion, three hundred eleven million, twenty-four thousand, two hundred four".