10310120440 has 32 divisors (see below), whose sum is σ = 23299092000. Its totient is φ = 4106035584.

The previous prime is 10310120419. The next prime is 10310120459. The reversal of 10310120440 is 4402101301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553620 + ... + 571939.

It is an arithmetic number, because the mean of its divisors is an integer number (728096625).

Almost surely, 2^10310120440 is an apocalyptic number.

10310120440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10310120440 is an abundant number, since it is smaller than the sum of its proper divisors (12988971560).

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

10310120440 is a wasteful number, since it uses less digits than its factorization.

10310120440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125799 (or 1125795 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10310120440 its reverse (4402101301), we get a palindrome (14712221741).

The spelling of 10310120440 in words is "ten billion, three hundred ten million, one hundred twenty thousand, four hundred forty".