10212999 has 8 divisors (see below), whose sum is σ = 13985520. Its totient is φ = 6624576.

The previous prime is 10212967. The next prime is 10213001. The reversal of 10212999 is 99921201.

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

It is not a de Polignac number, because 10212999 - 2⁵ = 10212967 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45894 + ... + 46115.

It is an arithmetic number, because the mean of its divisors is an integer number (1748190).

Almost surely, 2^10212999 is an apocalyptic number.

10212999 is a deficient number, since it is larger than the sum of its proper divisors (3772521).

10212999 is an equidigital number, since it uses as much as digits as its factorization.

10212999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92049.

The product of its (nonzero) digits is 2916, while the sum is 33.

The square root of 10212999 is about 3195.7783089570. The cubic root of 10212999 is about 216.9623767657.

It can be divided in two parts, 10212 and 999, that added together give a palindrome (11211).

The spelling of 10212999 in words is "ten million, two hundred twelve thousand, nine hundred ninety-nine".