120022221221212 has 6 divisors (see below), whose sum is σ = 210038887137128. Its totient is φ = 60011110610604.

The previous prime is 120022221221197. The next prime is 120022221221237. The reversal of 120022221221212 is 212122122220021.

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, 15002777652648 + ... + 15002777652655.

Almost surely, 2^{120022221221212} is an apocalyptic number.

It is an amenable number.

120022221221212 is a deficient number, since it is larger than the sum of its proper divisors (90016665915916).

120022221221212 is a wasteful number, since it uses less digits than its factorization.

120022221221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30005555305307 (or 30005555305305 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 120022221221212 its reverse (212122122220021), we get a palindrome (332144343441233).

The spelling of 120022221221212 in words is "one hundred twenty trillion, twenty-two billion, two hundred twenty-one million, two hundred twenty-one thousand, two hundred twelve".