31041224042 has 8 divisors (see below), whose sum is σ = 46606141632. Its totient is φ = 15505843500.

The previous prime is 31041224029. The next prime is 31041224047. The reversal of 31041224042 is 24042214013.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 31041223999 and 31041224017.

It is not an unprimeable number, because it can be changed into a prime (31041224047) 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, 7381634 + ... + 7385837.

It is an arithmetic number, because the mean of its divisors is an integer number (5825767704).

Almost surely, 2^31041224042 is an apocalyptic number.

31041224042 is a deficient number, since it is larger than the sum of its proper divisors (15564917590).

31041224042 is a wasteful number, since it uses less digits than its factorization.

31041224042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14768524.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 31041224042 its reverse (24042214013), we get a palindrome (55083438055).

The spelling of 31041224042 in words is "thirty-one billion, forty-one million, two hundred twenty-four thousand, forty-two".