10523143213 has 8 divisors (see below), whose sum is σ = 11651133600. Its totient is φ = 9423709680.

The previous prime is 10523143207. The next prime is 10523143229. The reversal of 10523143213 is 31234132501.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-10523143213 is a prime.

It is a super-2 number, since 2×10523143213² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10523143613) 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, 7138438 + ... + 7139911.

It is an arithmetic number, because the mean of its divisors is an integer number (1456391700).

Almost surely, 2^10523143213 is an apocalyptic number.

It is an amenable number.

10523143213 is a deficient number, since it is larger than the sum of its proper divisors (1127990387).

10523143213 is a wasteful number, since it uses less digits than its factorization.

10523143213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14278427.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 10523143213 its reverse (31234132501), we get a palindrome (41757275714).

The spelling of 10523143213 in words is "ten billion, five hundred twenty-three million, one hundred forty-three thousand, two hundred thirteen".