212203222033125 has 80 divisors (see below), whose sum is σ = 365038913355776. Its totient is φ = 109501758360000.

The previous prime is 212203222033081. The next prime is 212203222033151. The reversal of 212203222033125 is 521330222302212.

It is a happy number.

It is not a de Polignac number, because 212203222033125 - 2²⁰ = 212203220984549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212203222033092 and 212203222033101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 284614572 + ... + 285359178.

Almost surely, 2^{212203222033125} is an apocalyptic number.

212203222033125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

212203222033125 is a deficient number, since it is larger than the sum of its proper divisors (152835691322651).

212203222033125 is an equidigital number, since it uses as much as digits as its factorization.

212203222033125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749564 (or 749549 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 212203222033125 its reverse (521330222302212), we get a palindrome (733533444335337).

The spelling of 212203222033125 in words is "two hundred twelve trillion, two hundred three billion, two hundred twenty-two million, thirty-three thousand, one hundred twenty-five".