2012122020212 has 12 divisors (see below), whose sum is σ = 3728343743460. Its totient is φ = 946880950656.

The previous prime is 2012122020203. The next prime is 2012122020287. The reversal of 2012122020212 is 2120202212102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 915569577316 + 1096552442896 = 956854^2 + 1047164^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 14795014787 + ... + 14795014922.

It is an arithmetic number, because the mean of its divisors is an integer number (310695311955).

Almost surely, 2^{2012122020212} is an apocalyptic number.

It is an amenable number.

2012122020212 is a deficient number, since it is larger than the sum of its proper divisors (1716221723248).

2012122020212 is a wasteful number, since it uses less digits than its factorization.

2012122020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29590029730 (or 29590029728 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2012122020212 its reverse (2120202212102), we get a palindrome (4132324232314).

The spelling of 2012122020212 in words is "two trillion, twelve billion, one hundred twenty-two million, twenty thousand, two hundred twelve".