120020020001212 has 12 divisors (see below), whose sum is σ = 212565577593096. Its totient is φ = 59286997831760.

The previous prime is 120020020001177. The next prime is 120020020001213. The reversal of 120020020001212 is 212100020020021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120020020001192 and 120020020001201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120020020001213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180753041839 + ... + 180753042502.

It is an arithmetic number, because the mean of its divisors is an integer number (17713798132758).

Almost surely, 2^{120020020001212} is an apocalyptic number.

It is an amenable number.

120020020001212 is a deficient number, since it is larger than the sum of its proper divisors (92545557591884).

120020020001212 is a wasteful number, since it uses less digits than its factorization.

120020020001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361506084428 (or 361506084426 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 120020020001212 its reverse (212100020020021), we get a palindrome (332120040021233).

The spelling of 120020020001212 in words is "one hundred twenty trillion, twenty billion, twenty million, one thousand, two hundred twelve".