12020010020212 has 12 divisors (see below), whose sum is σ = 21102222066436. Its totient is φ = 5990803715520.

The previous prime is 12020010020177. The next prime is 12020010020231. The reversal of 12020010020212 is 21202001002021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4265199735696 + 7754810284516 = 2065236^2 + 2784746^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12020010020192 and 12020010020201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4800322239 + ... + 4800324742.

Almost surely, 2^{12020010020212} is an apocalyptic number.

It is an amenable number.

12020010020212 is a deficient number, since it is larger than the sum of its proper divisors (9082212046224).

12020010020212 is a wasteful number, since it uses less digits than its factorization.

12020010020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9600647298 (or 9600647296 counting only the distinct ones).

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

Adding to 12020010020212 its reverse (21202001002021), we get a palindrome (33222011022233).

It can be divided in two parts, 1202001002021 and 2, that multiplied together give a palindrome (2404002004042).

The spelling of 12020010020212 in words is "twelve trillion, twenty billion, ten million, twenty thousand, two hundred twelve".