10212105125499 has 16 divisors (see below), whose sum is σ = 13873500605952. Its totient is φ = 6679398237408.

The previous prime is 10212105125483. The next prime is 10212105125543. The reversal of 10212105125499 is 99452150121201.

It is not a de Polignac number, because 10212105125499 - 2⁴ = 10212105125483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10212105125499.

It is not an unprimeable number, because it can be changed into a prime (10212105125099) 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, 3921342 + ... + 5983404.

It is an arithmetic number, because the mean of its divisors is an integer number (867093787872).

Almost surely, 2^{10212105125499} is an apocalyptic number.

10212105125499 is a deficient number, since it is larger than the sum of its proper divisors (3661395480453).

10212105125499 is a wasteful number, since it uses less digits than its factorization.

10212105125499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093266.

The product of its (nonzero) digits is 64800, while the sum is 42.

The spelling of 10212105125499 in words is "ten trillion, two hundred twelve billion, one hundred five million, one hundred twenty-five thousand, four hundred ninety-nine".