10212115523 has 8 divisors (see below), whose sum is σ = 10430461440. Its totient is φ = 9995839560.

The previous prime is 10212115513. The next prime is 10212115547. The reversal of 10212115523 is 32551121201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10212115523 - 2²⁰ = 10211066947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10212115513) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 507515 + ... + 527252.

It is an arithmetic number, because the mean of its divisors is an integer number (1303807680).

Almost surely, 2^10212115523 is an apocalyptic number.

10212115523 is a deficient number, since it is larger than the sum of its proper divisors (218345917).

10212115523 is a wasteful number, since it uses less digits than its factorization.

10212115523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034977.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 10212115523 its reverse (32551121201), we get a palindrome (42763236724).

The spelling of 10212115523 in words is "ten billion, two hundred twelve million, one hundred fifteen thousand, five hundred twenty-three".