1031210134320 has 40 divisors (see below), whose sum is σ = 3196751417136. Its totient is φ = 274989369088.

The previous prime is 1031210134319. The next prime is 1031210134447. The reversal of 1031210134320 is 234310121301.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1031210134320² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2148354207 + ... + 2148354686.

Almost surely, 2^{1031210134320} is an apocalyptic number.

1031210134320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1031210134320 is an abundant number, since it is smaller than the sum of its proper divisors (2165541282816).

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

1031210134320 is a wasteful number, since it uses less digits than its factorization.

1031210134320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4296708909 (or 4296708903 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1031210134320 its reverse (234310121301), we get a palindrome (1265520255621).

The spelling of 1031210134320 in words is "one trillion, thirty-one billion, two hundred ten million, one hundred thirty-four thousand, three hundred twenty".