424123015331 has 4 divisors (see below), whose sum is σ = 424126816464. Its totient is φ = 424119214200.

The previous prime is 424123015313. The next prime is 424123015423. The reversal of 424123015331 is 133510321424.

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

It is a cyclic number.

It is not a de Polignac number, because 424123015331 - 2³⁸ = 149245108387 is a prime.

It is a super-2 number, since 2×424123015331² (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 = 424123015294 and 424123015303.

It is not an unprimeable number, because it can be changed into a prime (424123015531) 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, 1727975 + ... + 1958096.

It is an arithmetic number, because the mean of its divisors is an integer number (106031704116).

Almost surely, 2^424123015331 is an apocalyptic number.

424123015331 is a deficient number, since it is larger than the sum of its proper divisors (3801133).

424123015331 is a wasteful number, since it uses less digits than its factorization.

424123015331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3801132.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 424123015331 its reverse (133510321424), we get a palindrome (557633336755).

The spelling of 424123015331 in words is "four hundred twenty-four billion, one hundred twenty-three million, fifteen thousand, three hundred thirty-one".