4020102315 has 12 divisors (see below), whose sum is σ = 6968177424. Its totient is φ = 2144054544.

The previous prime is 4020102283. The next prime is 4020102329. The reversal of 4020102315 is 5132010204.

It is not a de Polignac number, because 4020102315 - 2⁵ = 4020102283 is a prime.

It is a super-2 number, since 2×4020102315² = 32322445246136718450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44667759 + ... + 44667848.

It is an arithmetic number, because the mean of its divisors is an integer number (580681452).

Almost surely, 2^4020102315 is an apocalyptic number.

4020102315 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4020102315 is a deficient number, since it is larger than the sum of its proper divisors (2948075109).

4020102315 is a wasteful number, since it uses less digits than its factorization.

4020102315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89335618 (or 89335615 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 4020102315 is about 63404.2767879265. The cubic root of 4020102315 is about 1590.0558126842.

Adding to 4020102315 its reverse (5132010204), we get a palindrome (9152112519).

The spelling of 4020102315 in words is "four billion, twenty million, one hundred two thousand, three hundred fifteen".