22131222230202 has 8 divisors (see below), whose sum is σ = 44262444460416. Its totient is φ = 7377074076732.

The previous prime is 22131222230197. The next prime is 22131222230231. The reversal of 22131222230202 is 20203222213122.

It is a sphenic number, since it is the product of 3 distinct primes.

22131222230202 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1844268519178 + ... + 1844268519189.

It is an arithmetic number, because the mean of its divisors is an integer number (5532805557552).

Almost surely, 2^{22131222230202} is an apocalyptic number.

22131222230202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22131222230202 is a wasteful number, since it uses less digits than its factorization.

22131222230202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3688537038372.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 22131222230202 its reverse (20203222213122), we get a palindrome (42334444443324).

The spelling of 22131222230202 in words is "twenty-two trillion, one hundred thirty-one billion, two hundred twenty-two million, two hundred thirty thousand, two hundred two".