213301010122123 has 12 divisors (see below), whose sum is σ = 270682543458072. Its totient is φ = 166208579315520.

The previous prime is 213301010122111. The next prime is 213301010122129. The reversal of 213301010122123 is 321221010103312.

It is not a de Polignac number, because 213301010122123 - 2²⁵ = 213300976567691 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213301010122094 and 213301010122103.

It is not an unprimeable number, because it can be changed into a prime (213301010122129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197867355790 + ... + 197867356867.

It is an arithmetic number, because the mean of its divisors is an integer number (22556878621506).

Almost surely, 2^{213301010122123} is an apocalyptic number.

213301010122123 is a deficient number, since it is larger than the sum of its proper divisors (57381533335949).

213301010122123 is a wasteful number, since it uses less digits than its factorization.

213301010122123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395734712682 (or 395734712675 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 213301010122123 its reverse (321221010103312), we get a palindrome (534522020225435).

The spelling of 213301010122123 in words is "two hundred thirteen trillion, three hundred one billion, ten million, one hundred twenty-two thousand, one hundred twenty-three".