212020222021012 has 6 divisors (see below), whose sum is σ = 371035388536778. Its totient is φ = 106010111010504.

The previous prime is 212020222020977. The next prime is 212020222021087. The reversal of 212020222021012 is 210120222020212.

It can be written as a sum of positive squares in only one way, i.e., 204053625450756 + 7966596570256 = 14284734^2 + 2822516^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26502527752623 + ... + 26502527752630.

Almost surely, 2^{212020222021012} is an apocalyptic number.

It is an amenable number.

212020222021012 is a deficient number, since it is larger than the sum of its proper divisors (159015166515766).

212020222021012 is a wasteful number, since it uses less digits than its factorization.

212020222021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53005055505257 (or 53005055505255 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 212020222021012 its reverse (210120222020212), we get a palindrome (422140444041224).

The spelling of 212020222021012 in words is "two hundred twelve trillion, twenty billion, two hundred twenty-two million, twenty-one thousand, twelve".