31321103134 has 8 divisors (see below), whose sum is σ = 46983471048. Its totient is φ = 15659946120.

The previous prime is 31321103129. The next prime is 31321103201. The reversal of 31321103134 is 43130112313.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235032 + ... + 343339.

It is an arithmetic number, because the mean of its divisors is an integer number (5872933881).

Almost surely, 2^31321103134 is an apocalyptic number.

31321103134 is a deficient number, since it is larger than the sum of its proper divisors (15662367914).

31321103134 is a wasteful number, since it uses less digits than its factorization.

31321103134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605450.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 31321103134 its reverse (43130112313), we get a palindrome (74451215447).

The spelling of 31321103134 in words is "thirty-one billion, three hundred twenty-one million, one hundred three thousand, one hundred thirty-four".