4223140031731 has 2 divisors, whose sum is σ = 4223140031732. Its totient is φ = 4223140031730.

The previous prime is 4223140031653. The next prime is 4223140031833. The reversal of 4223140031731 is 1371300413224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4223140031731 - 2¹⁷ = 4223139900659 is a prime.

It is a super-2 number, since 2×4223140031731² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4223140031693 and 4223140031702.

It is not a weakly prime, because it can be changed into another prime (4223140035731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111570015865 + 2111570015866.

It is an arithmetic number, because the mean of its divisors is an integer number (2111570015866).

Almost surely, 2^{4223140031731} is an apocalyptic number.

4223140031731 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223140031731 is an equidigital number, since it uses as much as digits as its factorization.

4223140031731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 4223140031731 its reverse (1371300413224), we get a palindrome (5594440444955).

The spelling of 4223140031731 in words is "four trillion, two hundred twenty-three billion, one hundred forty million, thirty-one thousand, seven hundred thirty-one".