12122020001212 has 24 divisors (see below), whose sum is σ = 23371167283632. Its totient is φ = 5455454544000.

The previous prime is 12122020001197. The next prime is 12122020001233. The reversal of 12122020001212 is 21210002022121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1363859193 + ... + 1363868080.

It is an arithmetic number, because the mean of its divisors is an integer number (973798636818).

Almost surely, 2^{12122020001212} is an apocalyptic number.

It is an amenable number.

12122020001212 is a deficient number, since it is larger than the sum of its proper divisors (11249147282420).

12122020001212 is a wasteful number, since it uses less digits than its factorization.

12122020001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2727727389 (or 2727727387 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12122020001212 its reverse (21210002022121), we get a palindrome (33332022023333).

The spelling of 12122020001212 in words is "twelve trillion, one hundred twenty-two billion, twenty million, one thousand, two hundred twelve".