22131343101311 has 2 divisors, whose sum is σ = 22131343101312. Its totient is φ = 22131343101310.

The previous prime is 22131343101253. The next prime is 22131343101341. The reversal of 22131343101311 is 11310134313122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22131343101311 - 2³⁰ = 22130269359487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22131343101341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11065671550655 + 11065671550656.

It is an arithmetic number, because the mean of its divisors is an integer number (11065671550656).

Almost surely, 2^{22131343101311} is an apocalyptic number.

22131343101311 is a deficient number, since it is larger than the sum of its proper divisors (1).

22131343101311 is an equidigital number, since it uses as much as digits as its factorization.

22131343101311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 22131343101311 its reverse (11310134313122), we get a palindrome (33441477414433).

The spelling of 22131343101311 in words is "twenty-two trillion, one hundred thirty-one billion, three hundred forty-three million, one hundred one thousand, three hundred eleven".