212102011122010 has 16 divisors (see below), whose sum is σ = 404241480021096. Its totient is φ = 79850168892928.

The previous prime is 212102011121989. The next prime is 212102011122047. The reversal of 212102011122010 is 10221110201212.

212102011122010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 201569772915729 + 10532238206281 = 14197527^2 + 3245341^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623829444307 + ... + 623829444646.

Almost surely, 2^{212102011122010} is an apocalyptic number.

212102011122010 is a deficient number, since it is larger than the sum of its proper divisors (192139468899086).

212102011122010 is a wasteful number, since it uses less digits than its factorization.

212102011122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247658888977.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212102011122010 its reverse (10221110201212), we get a palindrome (222323121323222).

The spelling of 212102011122010 in words is "two hundred twelve trillion, one hundred two billion, eleven million, one hundred twenty-two thousand, ten".