212300121426 has 32 divisors (see below), whose sum is σ = 443088949248. Its totient is φ = 67685642640.

The previous prime is 212300121421. The next prime is 212300121431. The reversal of 212300121426 is 624121003212.

It is an interprime number because it is at equal distance from previous prime (212300121421) and next prime (212300121431).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212300121396 and 212300121405.

It is not an unprimeable number, because it can be changed into a prime (212300121421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2736511 + ... + 2813021.

It is an arithmetic number, because the mean of its divisors is an integer number (13846529664).

Almost surely, 2^212300121426 is an apocalyptic number.

212300121426 is an abundant number, since it is smaller than the sum of its proper divisors (230788827822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212300121426 is a wasteful number, since it uses less digits than its factorization.

212300121426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96646.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 212300121426 its reverse (624121003212), we get a palindrome (836421124638).

The spelling of 212300121426 in words is "two hundred twelve billion, three hundred million, one hundred twenty-one thousand, four hundred twenty-six".