20041242212 has 12 divisors (see below), whose sum is σ = 35073168060. Its totient is φ = 10020337056.

The previous prime is 20041242197. The next prime is 20041242227. The reversal of 20041242212 is 21224214002.

It is an interprime number because it is at equal distance from previous prime (20041242197) and next prime (20041242227).

It can be written as a sum of positive squares in 2 ways, for example, as 16257270016 + 3783972196 = 127504^2 + 61514^2 .

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, 222878 + ... + 299594.

It is an arithmetic number, because the mean of its divisors is an integer number (2922764005).

Almost surely, 2^20041242212 is an apocalyptic number.

It is an amenable number.

20041242212 is a deficient number, since it is larger than the sum of its proper divisors (15031925848).

20041242212 is a wasteful number, since it uses less digits than its factorization.

20041242212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142030 (or 142028 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20041242212 its reverse (21224214002), we get a palindrome (41265456214).

The spelling of 20041242212 in words is "twenty billion, forty-one million, two hundred forty-two thousand, two hundred twelve".