12122223212032 has 20 divisors (see below), whose sum is σ = 24220770207876. Its totient is φ = 6061111605760.

The previous prime is 12122223212009. The next prime is 12122223212069. The reversal of 12122223212032 is 23021232222121.

It is a junction number, because it is equal to n+sod(n) for n = 12122223211988 and 12122223212006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11838108094 + ... + 11838109117.

Almost surely, 2^{12122223212032} is an apocalyptic number.

It is an amenable number.

12122223212032 is a deficient number, since it is larger than the sum of its proper divisors (12098546995844).

12122223212032 is an frugal number, since it uses more digits than its factorization.

12122223212032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23676217229 (or 23676217213 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12122223212032 its reverse (23021232222121), we get a palindrome (35143455434153).

The spelling of 12122223212032 in words is "twelve trillion, one hundred twenty-two billion, two hundred twenty-three million, two hundred twelve thousand, thirty-two".