10212113013 has 4 divisors (see below), whose sum is σ = 13616150688. Its totient is φ = 6808075340.

The previous prime is 10212113011. The next prime is 10212113057. The reversal of 10212113013 is 31031121201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10212113013 - 2¹ = 10212113011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10212112983 and 10212113001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212113011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1702018833 + ... + 1702018838.

It is an arithmetic number, because the mean of its divisors is an integer number (3404037672).

Almost surely, 2^10212113013 is an apocalyptic number.

It is an amenable number.

10212113013 is a deficient number, since it is larger than the sum of its proper divisors (3404037675).

10212113013 is an equidigital number, since it uses as much as digits as its factorization.

10212113013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3404037674.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10212113013 its reverse (31031121201), we get a palindrome (41243234214).

The spelling of 10212113013 in words is "ten billion, two hundred twelve million, one hundred thirteen thousand, thirteen".