40343302131223 has 32 divisors (see below), whose sum is σ = 54539088307200. Its totient is φ = 28925194991616.

The previous prime is 40343302131191. The next prime is 40343302131239. The reversal of 40343302131223 is 32213120334304.

It is a happy number.

It is not a de Polignac number, because 40343302131223 - 2⁵ = 40343302131191 is a prime.

It is a super-2 number, since 2×40343302131223² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40343302131523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 507206218 + ... + 507285751.

It is an arithmetic number, because the mean of its divisors is an integer number (1704346509600).

Almost surely, 2^{40343302131223} is an apocalyptic number.

40343302131223 is a deficient number, since it is larger than the sum of its proper divisors (14195786175977).

40343302131223 is a wasteful number, since it uses less digits than its factorization.

40343302131223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014492031.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 40343302131223 its reverse (32213120334304), we get a palindrome (72556422465527).

The spelling of 40343302131223 in words is "forty trillion, three hundred forty-three billion, three hundred two million, one hundred thirty-one thousand, two hundred twenty-three".