1031234043340 has 12 divisors (see below), whose sum is σ = 2165591491056. Its totient is φ = 412493617328.

The previous prime is 1031234043337. The next prime is 1031234043341. The reversal of 1031234043340 is 433404321301.

It is a junction number, because it is equal to n+sod(n) for n = 1031234043299 and 1031234043308.

It is not an unprimeable number, because it can be changed into a prime (1031234043341) 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, 25780851064 + ... + 25780851103.

It is an arithmetic number, because the mean of its divisors is an integer number (180465957588).

Almost surely, 2^{1031234043340} is an apocalyptic number.

1031234043340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1031234043340 is an abundant number, since it is smaller than the sum of its proper divisors (1134357447716).

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

1031234043340 is a wasteful number, since it uses less digits than its factorization.

1031234043340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51561702176 (or 51561702174 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1031234043340 its reverse (433404321301), we get a palindrome (1464638364641).

The spelling of 1031234043340 in words is "one trillion, thirty-one billion, two hundred thirty-four million, forty-three thousand, three hundred forty".