10243020105 has 32 divisors (see below), whose sum is σ = 18218390400. Its totient is φ = 5460371136.

The previous prime is 10243020041. The next prime is 10243020113. The reversal of 10243020105 is 50102034201.

It is not a de Polignac number, because 10243020105 - 2⁶ = 10243020041 is a prime.

It is a super-2 number, since 2×10243020105² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 289311 + ... + 322779.

It is an arithmetic number, because the mean of its divisors is an integer number (569324700).

Almost surely, 2^10243020105 is an apocalyptic number.

10243020105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10243020105 is a deficient number, since it is larger than the sum of its proper divisors (7975370295).

10243020105 is a wasteful number, since it uses less digits than its factorization.

10243020105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35750 (or 35744 counting only the distinct ones).

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

Adding to 10243020105 its reverse (50102034201), we get a palindrome (60345054306).

The spelling of 10243020105 in words is "ten billion, two hundred forty-three million, twenty thousand, one hundred five".