10215302145 has 16 divisors (see below), whose sum is σ = 16574689152. Its totient is φ = 5371425920.

The previous prime is 10215302143. The next prime is 10215302161. The reversal of 10215302145 is 54120351201.

It is a happy number.

It is not a de Polignac number, because 10215302145 - 2¹ = 10215302143 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10215302143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4794852 + ... + 4796981.

It is an arithmetic number, because the mean of its divisors is an integer number (1035918072).

Almost surely, 2^10215302145 is an apocalyptic number.

10215302145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10215302145 is a deficient number, since it is larger than the sum of its proper divisors (6359387007).

10215302145 is an equidigital number, since it uses as much as digits as its factorization.

10215302145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9591912.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 10215302145 its reverse (54120351201), we get a palindrome (64335653346).

The spelling of 10215302145 in words is "ten billion, two hundred fifteen million, three hundred two thousand, one hundred forty-five".