2103321315 has 16 divisors (see below), whose sum is σ = 3373096608. Its totient is φ = 1119177216.

The previous prime is 2103321313. The next prime is 2103321317. The reversal of 2103321315 is 5131233012.

It is an interprime number because it is at equal distance from previous prime (2103321313) and next prime (2103321317).

It is not a de Polignac number, because 2103321315 - 2¹ = 2103321313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2103321291 and 2103321300.

It is not an unprimeable number, because it can be changed into a prime (2103321313) 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, 155424 + ... + 168413.

It is an arithmetic number, because the mean of its divisors is an integer number (210818538).

Almost surely, 2^2103321315 is an apocalyptic number.

2103321315 is a deficient number, since it is larger than the sum of its proper divisors (1269775293).

2103321315 is a wasteful number, since it uses less digits than its factorization.

2103321315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324278.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 2103321315 is about 45861.9811499678. The cubic root of 2103321315 is about 1281.2539215744.

Adding to 2103321315 its reverse (5131233012), we get a palindrome (7234554327).

The spelling of 2103321315 in words is "two billion, one hundred three million, three hundred twenty-one thousand, three hundred fifteen".