193713226131 has 8 divisors (see below), whose sum is σ = 258628225024. Its totient is φ = 128970189000.

The previous prime is 193713226129. The next prime is 193713226139. The reversal of 193713226131 is 131622317391.

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

It is not a de Polignac number, because 193713226131 - 2¹ = 193713226129 is a prime.

It is a super-2 number, since 2×193713226131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 193713226131.

It is not an unprimeable number, because it can be changed into a prime (193713226139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42987811 + ... + 42992316.

It is an arithmetic number, because the mean of its divisors is an integer number (32328528128).

Almost surely, 2^193713226131 is an apocalyptic number.

193713226131 is a deficient number, since it is larger than the sum of its proper divisors (64914998893).

193713226131 is an equidigital number, since it uses as much as digits as its factorization.

193713226131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85980881.

The product of its digits is 40824, while the sum is 39.

The spelling of 193713226131 in words is "one hundred ninety-three billion, seven hundred thirteen million, two hundred twenty-six thousand, one hundred thirty-one".