31343000105310 has 64 divisors (see below), whose sum is σ = 79280194003200. Its totient is φ = 7908443811072.

The previous prime is 31343000105309. The next prime is 31343000105311. The reversal of 31343000105310 is 1350100034313.

It is an interprime number because it is at equal distance from previous prime (31343000105309) and next prime (31343000105311).

It is a super-2 number, since 2×31343000105310² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31343000105311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33523864 + ... + 34446123.

It is an arithmetic number, because the mean of its divisors is an integer number (1238753031300).

Almost surely, 2^{31343000105310} is an apocalyptic number.

31343000105310 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

31343000105310 is an abundant number, since it is smaller than the sum of its proper divisors (47937193897890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31343000105310 is a wasteful number, since it uses less digits than its factorization.

31343000105310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67970825.

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 31343000105310 its reverse (1350100034313), we get a palindrome (32693100139623).

The spelling of 31343000105310 in words is "thirty-one trillion, three hundred forty-three billion, one hundred five thousand, three hundred ten".