10215240512 has 28 divisors (see below), whose sum is σ = 20277161376. Its totient is φ = 5106034560.

The previous prime is 10215240479. The next prime is 10215240577. The reversal of 10215240512 is 21504251201.

It is a super-2 number, since 2×10215240512² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198587 + ... + 244677.

Almost surely, 2^10215240512 is an apocalyptic number.

It is an amenable number.

10215240512 is a deficient number, since it is larger than the sum of its proper divisors (10061920864).

10215240512 is an equidigital number, since it uses as much as digits as its factorization.

10215240512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49566 (or 49556 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 10215240512 its reverse (21504251201), we get a palindrome (31719491713).

The spelling of 10215240512 in words is "ten billion, two hundred fifteen million, two hundred forty thousand, five hundred twelve".