223142142317 has 2 divisors, whose sum is σ = 223142142318. Its totient is φ = 223142142316.

The previous prime is 223142142287. The next prime is 223142142373. The reversal of 223142142317 is 713241241322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178257906436 + 44884235881 = 422206^2 + 211859^2 .

It is a cyclic number.

It is not a de Polignac number, because 223142142317 - 2¹⁴ = 223142125933 is a prime.

It is a super-3 number, since 3×223142142317³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223142142217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111571071158 + 111571071159.

It is an arithmetic number, because the mean of its divisors is an integer number (111571071159).

Almost surely, 2^223142142317 is an apocalyptic number.

It is an amenable number.

223142142317 is a deficient number, since it is larger than the sum of its proper divisors (1).

223142142317 is an equidigital number, since it uses as much as digits as its factorization.

223142142317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 32.

Adding to 223142142317 its reverse (713241241322), we get a palindrome (936383383639).

The spelling of 223142142317 in words is "two hundred twenty-three billion, one hundred forty-two million, one hundred forty-two thousand, three hundred seventeen".