2020220121212 has 72 divisors (see below), whose sum is σ = 3793210861440. Its totient is φ = 940857492960.

The previous prime is 2020220121193. The next prime is 2020220121259. The reversal of 2020220121212 is 2121210220202.

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 23 ways as a sum of consecutive naturals, for example, 30083489 + ... + 30150567.

Almost surely, 2^{2020220121212} is an apocalyptic number.

It is an amenable number.

2020220121212 is a deficient number, since it is larger than the sum of its proper divisors (1772990740228).

2020220121212 is a wasteful number, since it uses less digits than its factorization.

2020220121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67503 (or 67478 counting only the distinct ones).

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

Adding to 2020220121212 its reverse (2121210220202), we get a palindrome (4141430341414).

The spelling of 2020220121212 in words is "two trillion, twenty billion, two hundred twenty million, one hundred twenty-one thousand, two hundred twelve".