10121010218 has 16 divisors (see below), whose sum is σ = 16808844384. Its totient is φ = 4531794960.

The previous prime is 10121010217. The next prime is 10121010239. The reversal of 10121010218 is 81201012101.

It is a junction number, because it is equal to n+sod(n) for n = 10121010196 and 10121010205.

It is not an unprimeable number, because it can be changed into a prime (10121010217) 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, 3431705 + ... + 3434652.

It is an arithmetic number, because the mean of its divisors is an integer number (1050552774).

Almost surely, 2^10121010218 is an apocalyptic number.

10121010218 is a deficient number, since it is larger than the sum of its proper divisors (6687834166).

10121010218 is a wasteful number, since it uses less digits than its factorization.

10121010218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6866437.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10121010218 its reverse (81201012101), we get a palindrome (91322022319).

The spelling of 10121010218 in words is "ten billion, one hundred twenty-one million, ten thousand, two hundred eighteen".