10320451027 has 12 divisors (see below), whose sum is σ = 11145545400. Its totient is φ = 9549876672.

The previous prime is 10320451019. The next prime is 10320451073. The reversal of 10320451027 is 72015402301.

It is a happy number.

It is not a de Polignac number, because 10320451027 - 2³ = 10320451019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10320450992 and 10320451010.

It is not an unprimeable number, because it can be changed into a prime (10320451007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 316902 + ... + 347947.

It is an arithmetic number, because the mean of its divisors is an integer number (928795450).

Almost surely, 2^10320451027 is an apocalyptic number.

10320451027 is a deficient number, since it is larger than the sum of its proper divisors (825094373).

10320451027 is an equidigital number, since it uses as much as digits as its factorization.

10320451027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664930 (or 664911 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

Adding to 10320451027 its reverse (72015402301), we get a palindrome (82335853328).

The spelling of 10320451027 in words is "ten billion, three hundred twenty million, four hundred fifty-one thousand, twenty-seven".