212020022012 has 12 divisors (see below), whose sum is σ = 371407197000. Its totient is φ = 105903680016.

The previous prime is 212020021979. The next prime is 212020022059. The reversal of 212020022012 is 210220020212.

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, 26578262 + ... + 26586237.

It is an arithmetic number, because the mean of its divisors is an integer number (30950599750).

Almost surely, 2^212020022012 is an apocalyptic number.

It is an amenable number.

212020022012 is a deficient number, since it is larger than the sum of its proper divisors (159387174988).

212020022012 is a wasteful number, since it uses less digits than its factorization.

212020022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53165500 (or 53165498 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 212020022012 its reverse (210220020212), we get a palindrome (422240042224).

The spelling of 212020022012 in words is "two hundred twelve billion, twenty million, twenty-two thousand, twelve".