31042133043 has 8 divisors (see below), whose sum is σ = 41398827456. Its totient is φ = 20690097000.

The previous prime is 31042133039. The next prime is 31042133069. The reversal of 31042133043 is 34033124013.

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

It is not a de Polignac number, because 31042133043 - 2² = 31042133039 is a prime.

It is a super-2 number, since 2×31042133043² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (31042133033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1149013 + ... + 1175718.

It is an arithmetic number, because the mean of its divisors is an integer number (5174853432).

Almost surely, 2^31042133043 is an apocalyptic number.

31042133043 is a deficient number, since it is larger than the sum of its proper divisors (10356694413).

31042133043 is a wasteful number, since it uses less digits than its factorization.

31042133043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329185.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 31042133043 its reverse (34033124013), we get a palindrome (65075257056).

The spelling of 31042133043 in words is "thirty-one billion, forty-two million, one hundred thirty-three thousand, forty-three".