423140130331 has 4 divisors (see below), whose sum is σ = 423171695464. Its totient is φ = 423108565200.

The previous prime is 423140130289. The next prime is 423140130431. The reversal of 423140130331 is 133031041324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423140130331 is a prime.

It is a super-2 number, since 2×423140130331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423140130296 and 423140130305.

It is not an unprimeable number, because it can be changed into a prime (423140130031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15762450 + ... + 15789271.

It is an arithmetic number, because the mean of its divisors is an integer number (105792923866).

Almost surely, 2^423140130331 is an apocalyptic number.

423140130331 is a deficient number, since it is larger than the sum of its proper divisors (31565133).

423140130331 is a wasteful number, since it uses less digits than its factorization.

423140130331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31565132.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 423140130331 its reverse (133031041324), we get a palindrome (556171171655).

The spelling of 423140130331 in words is "four hundred twenty-three billion, one hundred forty million, one hundred thirty thousand, three hundred thirty-one".