10213222231213 has 4 divisors (see below), whose sum is σ = 10213244757628. Its totient is φ = 10213199704800.

The previous prime is 10213222231171. The next prime is 10213222231217. The reversal of 10213222231213 is 31213222231201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5007829401124 + 5205392830089 = 2237818^2 + 2281533^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10213222231213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213222231217) 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, 10568856 + ... + 11494657.

It is an arithmetic number, because the mean of its divisors is an integer number (2553311189407).

Almost surely, 2^{10213222231213} is an apocalyptic number.

It is an amenable number.

10213222231213 is a deficient number, since it is larger than the sum of its proper divisors (22526415).

10213222231213 is an equidigital number, since it uses as much as digits as its factorization.

10213222231213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22526414.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 10213222231213 its reverse (31213222231201), we get a palindrome (41426444462414).

The spelling of 10213222231213 in words is "ten trillion, two hundred thirteen billion, two hundred twenty-two million, two hundred thirty-one thousand, two hundred thirteen".