10213323012123 has 64 divisors (see below), whose sum is σ = 17275446374400. Its totient is φ = 5212768671360.

The previous prime is 10213323011981. The next prime is 10213323012143. The reversal of 10213323012123 is 32121032331201.

It is not a de Polignac number, because 10213323012123 - 2²⁰ = 10213321963547 is a prime.

It is a super-2 number, since 2×10213323012123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10213323012093 and 10213323012102.

It is not an unprimeable number, because it can be changed into a prime (10213323012143) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24172840 + ... + 24591722.

It is an arithmetic number, because the mean of its divisors is an integer number (269928849600).

Almost surely, 2^{10213323012123} is an apocalyptic number.

10213323012123 is a deficient number, since it is larger than the sum of its proper divisors (7062123362277).

10213323012123 is a wasteful number, since it uses less digits than its factorization.

10213323012123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420752.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 10213323012123 its reverse (32121032331201), we get a palindrome (42334355343324).

The spelling of 10213323012123 in words is "ten trillion, two hundred thirteen billion, three hundred twenty-three million, twelve thousand, one hundred twenty-three".