22131343101302 has 4 divisors (see below), whose sum is σ = 33197014651956. Its totient is φ = 11065671550650.

The previous prime is 22131343101253. The next prime is 22131343101311. The reversal of 22131343101302 is 20310134313122.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5532835775324 + ... + 5532835775327.

It is an arithmetic number, because the mean of its divisors is an integer number (8299253662989).

Almost surely, 2^{22131343101302} is an apocalyptic number.

22131343101302 is a deficient number, since it is larger than the sum of its proper divisors (11065671550654).

22131343101302 is a wasteful number, since it uses less digits than its factorization.

22131343101302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11065671550653.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 22131343101302 its reverse (20310134313122), we get a palindrome (42441477414424).

The spelling of 22131343101302 in words is "twenty-two trillion, one hundred thirty-one billion, three hundred forty-three million, one hundred one thousand, three hundred two".