123301023212212 has 12 divisors (see below), whose sum is σ = 215787583378276. Its totient is φ = 61647427961280.

The previous prime is 123301023212149. The next prime is 123301023212249. The reversal of 123301023212212 is 212212320103321.

It can be written as a sum of positive squares in 2 ways, for example, as 59791185090576 + 63509838121636 = 7732476^2 + 7969306^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 770821239 + ... + 770981182.

Almost surely, 2^{123301023212212} is an apocalyptic number.

It is an amenable number.

123301023212212 is a deficient number, since it is larger than the sum of its proper divisors (92486560166064).

123301023212212 is a wasteful number, since it uses less digits than its factorization.

123301023212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541822418 (or 1541822416 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 123301023212212 its reverse (212212320103321), we get a palindrome (335513343315533).

The spelling of 123301023212212 in words is "one hundred twenty-three trillion, three hundred one billion, twenty-three million, two hundred twelve thousand, two hundred twelve".